Nelson, W. O. (1962). Preliminary report [of the] conference on intrauterine contraceptive devices held in New York City, April 30-May 1, 1962 under the auspices of the Population Council. Population Council.
Chicago-referens (17:e uppl.)Nelson, Warren O. Preliminary Report [of the] Conference on Intrauterine Contraceptive Devices Held in New York City, April 30-May 1, 1962 Under the Auspices of the Population Council. New York: Population Council, 1962.
MLA-referens (9:e uppl.)Nelson, Warren O. Preliminary Report [of the] Conference on Intrauterine Contraceptive Devices Held in New York City, April 30-May 1, 1962 Under the Auspices of the Population Council. Population Council, 1962.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.