Cita APA

Trzyna, T. C. 1., & Smith, J. D. (1976). Population: An international directory of organizations and information resources. Claremont, Calif.: Public Affairs Clearinghouse.

Citación estilo Chicago

Trzyna, Thaddeus C. 1939-, y Joan Dickson Smith. Population: An International Directory of Organizations and Information Resources. Claremont, Calif.: Public Affairs Clearinghouse, 1976.

Cita MLA

Trzyna, Thaddeus C. 1939-, y Joan Dickson Smith. Population: An International Directory of Organizations and Information Resources. Claremont, Calif.: Public Affairs Clearinghouse, 1976.