Cita APA (7a ed.)

Willier, B. H., Weiss, P. A., & Hamburger, V. (1955). Analysis of development. W. B. Saunders Company.

Cita Chicago Style (17a ed.)

Willier, Benjamin H., Paul A. Weiss, y Viktor Hamburger. Analysis of Development. Philadelphia ; London: W. B. Saunders Company, 1955.

Cita MLA (9a ed.)

Willier, Benjamin H., et al. Analysis of Development. W. B. Saunders Company, 1955.