APA (7th ed.) Citation

Serov, S. F., Scully, R. E., & Sobin, L. H. (1973). Histological typing of ovarian tumours. World Health Organization.

Chicago Style (17th ed.) Citation

Serov, S. F., Robert E. Scully, and L. H. Sobin. Histological Typing of Ovarian Tumours. Geneva: World Health Organization, 1973.

MLA (9th ed.) Citation

Serov, S. F., et al. Histological Typing of Ovarian Tumours. World Health Organization, 1973.