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Observing the User Experience: A Practitioners Guide to User Research by Mike Kuniavsky

Observing the User Experience, Second Edition: A Practitioner's Guide to User Research: Elizabeth Goodman, Mike Kuniavsky, Andrea Moed: 9780...

Sketching User Experiences: The Workbook by Bill Buxton http://www.amazon.co.uk/dp/0123819598/ref=cm_sw_r_pi_dp_6ce7vb1F8YBPW

Quantifying the User Experience: Practical Statistics for User Research by Jeff Sauro http://www.amazon.co.uk/dp/B007NJP8TE/ref=cm_sw_r_pi_dp_ppVUwb1CQTZCF

Seductive Interaction Design: Creating Playful, Fun, and Effective User Experiences (Voices That Matter) by Stephen P. Anderson, http://www.amazon.co.uk/dp/B0056A8VO6/ref=cm_sw_r_pi_dp_SzP8vb10GDVT9

Storytelling for User Experience by Whitney Quesenbery http://www.amazon.co.uk/dp/B004VFUOI8/ref=cm_sw_r_pi_dp_6YV2wb1RRH95E

Understanding Your Users: A Practical Guide to User Requirements Methods, Tools, and Techniques (Interactive Technologies) by Kathy Baxter http://www.amazon.co.uk/dp/B00CLC3TOY/ref=cm_sw_r_pi_dp_e-RXwb1879TFQ

The UX Book: Process and Guidelines for Ensuring a Quality User Experience by Rex Hartson et al., http://www.amazon.co.uk/dp/B006YRHP7Y/ref=cm_sw_r_pi_dp_UPtjwb1VG2BSE

It's Our Research: Getting Stakeholder Buy-in for User Experience Research Projects by Tomer Sharon http://www.amazon.co.uk/dp/B00755A35U/ref=cm_sw_r_pi_dp_QyzXwb0BTD2HN

ReWork: Change the Way You Work Forever by Jason Fried et al., http://www.amazon.co.uk/dp/B003ELY7PG/ref=cm_sw_r_pi_dp_0cE8vb0HNP5N2

Think First: My No-Nonsense Approach to Creating Successful Products, Memorable User Experiences + Very Happy Customers by Joe Natoli, http://www.amazon.co.uk/dp/B015DC4SCU/ref=cm_sw_r_pi_dp_uLtjwb17RYGXB

Sketching User Experiences: Getting the Design Right and the Right Design (Interactive Technologies)

Amazon.com: User Experience Re-Mastered: Your Guide to Getting the Right Design (9780123751140): Chauncey Wilson: Books

Quantifying the User Experience: Practical Statistics for User Research: Jeff Sauro, James R Lewis: 9780123849687: Amazon.com: Books

The Human Factor: Revolutionizing the Way We Live with Technology by Kim Vicente http://www.amazon.co.uk/dp/B0047O2H9W/ref=cm_sw_r_pi_dp_kkPbxb0N3A468

Undercover User Experience Design by Cennydd Bowles and James Box

Practical Web Analytics for User Experience: How Analytics Can Help You Understand Your Users

The Elements of User Experience: User-Centered Design for the Web by Jesse James Garrett

A Project Guide to UX Design: For user experience designers in the field or in the making (2nd Edition) (Voices That Matter)

The Elements of User Experience: User-Centered Design for the Web and Beyond by Jesse James Garrett

Sketching User Experiences: Getting the Design Right and the Right Design (Interactive Technologies): Bill Buxton: 9780123740373: Amazon.com: Books