Cita APA (7a ed.)

Wolpert, L., Head, J. J., & Whiteley, D. (1977). The development of pattern and form in animals. Carolina Biological Supply, Scientific Publications Department.

Cita Chicago Style (17a ed.)

Wolpert, L., J. J. Head, y Derek Whiteley. The Development of Pattern and Form in Animals. Burlington, N.C.: Carolina Biological Supply, Scientific Publications Department, 1977.

Cita MLA (8a ed.)

Wolpert, L., et al. The Development of Pattern and Form in Animals. Carolina Biological Supply, Scientific Publications Department, 1977.