APA (7e ed.) Bronvermelding

Kolbe, H. K., & Borgman, R. F. (1976). Population/fertility control thesaurus. Population Information Program, Science Communication Division, Dept. of Medical and Public Affairs, George Washington University.

Chicago (17e ed.) Bronvermelding

Kolbe, Helen K., en Rita F. Borgman. Population/fertility Control Thesaurus. Washington: Population Information Program, Science Communication Division, Dept. of Medical and Public Affairs, George Washington University, 1976.

MLA (9e ed.) Bronvermelding

Kolbe, Helen K., en Rita F. Borgman. Population/fertility Control Thesaurus. Population Information Program, Science Communication Division, Dept. of Medical and Public Affairs, George Washington University, 1976.