एपीए उद्धरण

Goodman, E., Kuniavsky, M., & Moed, A. (2012). Observing the user experience: A practitioner's guide to user research (2nd ed.). Waltham: Morgan Kaufmann.

शिकागो स्टाइल उद्धरण

Goodman, Elizabeth, Mike Kuniavsky, और Andrea Moed. Observing the User Experience: A Practitioner's Guide to User Research. 2nd ed. Waltham: Morgan Kaufmann, 2012.

एमएलए उद्धरण

Goodman, Elizabeth, Mike Kuniavsky, और Andrea Moed. Observing the User Experience: A Practitioner's Guide to User Research. 2nd ed. Waltham: Morgan Kaufmann, 2012.