Card sorting : designing usable categories

MLA

Spencer, Donna. Card Sorting : Designing Usable Categories. Brooklyn (N.Y.): Rosenfeld Media, LLC, 2009.

APA

Spencer, D. (2009). Card sorting : designing usable categories. Brooklyn (N.Y.): Rosenfeld Media, LLC.

Chicago

Spencer, Donna, Card Sorting: Designing Usable Categories. Brooklyn (N.Y.): Rosenfeld Media, LLC, 2009.