Cita APA (7a ed.)

Pfizer Laboratories. (1963). Allergy and hypersensitivity: A programmed instruction course for physician self-study from Pfizer Laboratories. Pfizer.

Cita Chicago Style (17a ed.)

Pfizer Laboratories. Allergy and Hypersensitivity: A Programmed Instruction Course for Physician Self-study from Pfizer Laboratories. New York: Pfizer, 1963.

Cita MLA (9a ed.)

Pfizer Laboratories. Allergy and Hypersensitivity: A Programmed Instruction Course for Physician Self-study from Pfizer Laboratories. Pfizer, 1963.