Cita APA (7a ed.)

Štěpán, J., & Kellogg, E. H. (1973). The world's laws on voluntary sterilization for family planning purposes. Law and population monograph series.

Cita Chicago Style (17a ed.)

Štěpán, Jan, y Edmund H. Kellogg. "The World's Laws on Voluntary Sterilization for Family Planning Purposes." Law and Population Monograph Series 1973.

Cita MLA (8a ed.)

Štěpán, Jan, y Edmund H. Kellogg. "The World's Laws on Voluntary Sterilization for Family Planning Purposes." Law and Population Monograph Series, 1973.