APA (7th ed.) Citation

Davis, K. E., De Wied, D., & Keep, P. A. v. Contraception in the year 2001: Proceedings of an Excerpta Medica Foundation symposium held at the Royal Netherlands Academy of Sciences and Letters, Amsterdam, 2nd-3rd October 1986. Excerpta Medica.

Chicago Style (17th ed.) Citation

Davis, Kenneth Ellison, David De Wied, and Pieter A. van Keep. Contraception in the Year 2001: Proceedings of an Excerpta Medica Foundation Symposium Held at the Royal Netherlands Academy of Sciences and Letters, Amsterdam, 2nd-3rd October 1986. Amsterdam: Excerpta Medica.

MLA (9th ed.) Citation

Davis, Kenneth Ellison, et al. Contraception in the Year 2001: Proceedings of an Excerpta Medica Foundation Symposium Held at the Royal Netherlands Academy of Sciences and Letters, Amsterdam, 2nd-3rd October 1986. Excerpta Medica.