Cita APA (7a ed.)

Bugher, J. C., Coursaget, J., & Loutit, J. F. (1956). Biological sciences. McGraw-Hill ; Pergamon.

Cita Chicago Style (17a ed.)

Bugher, John C., J. Coursaget, y J. F. Loutit. Biological Sciences. New York : London: McGraw-Hill ; Pergamon, 1956.

Cita MLA (9a ed.)

Bugher, John C., et al. Biological Sciences. McGraw-Hill ; Pergamon, 1956.