Cita APA (7a ed.)

Cohen, S. G., & Samter, M. (1992). Excerpts from classics in allergy (2nd ed.). Symposia Foundation.

Cita Chicago Style (17a ed.)

Cohen, Sheldon G., y Max Samter. Excerpts from Classics in Allergy. 2nd ed. Carlsbad: Symposia Foundation, 1992.

Cita MLA (9a ed.)

Cohen, Sheldon G., y Max Samter. Excerpts from Classics in Allergy. 2nd ed. Symposia Foundation, 1992.