Cita APA (7a ed.)

Williams, E. D., Siebenmann, R. E., & Sobin, L. H. (1980). Histological typing of endocrine tumours. World Health Organization.

Cita Chicago Style (17a ed.)

Williams, E. D., R. E. Siebenmann, y L. H. Sobin. Histological Typing of Endocrine Tumours. Geneva: World Health Organization, 1980.

Cita MLA (9a ed.)

Williams, E. D., et al. Histological Typing of Endocrine Tumours. World Health Organization, 1980.