Cita APA (7a ed.)

Edelson, E., & Koop, C. E. (1989). Allergies. Chelsea House.

Cita Chicago Style (17a ed.)

Edelson, Edward, y C. Everett Koop. Allergies. New York: Chelsea House, 1989.

Cita MLA (9a ed.)

Edelson, Edward, y C. Everett Koop. Allergies. Chelsea House, 1989.