Cita APA (7a ed.)

Koslowski, J., & Melton, A. (2001). Categorical perspectives. Birkhauser.

Cita Chicago Style (17a ed.)

Koslowski, Jürgen, y Austin Melton. Categorical Perspectives. Boston [etc.]: Birkhauser, 2001.

Cita MLA (9a ed.)

Koslowski, Jürgen, y Austin Melton. Categorical Perspectives. Birkhauser, 2001.