Cita APA

Primary Source Microfilm (Firm) & Gale Group. (1970). International population census publication. Primary Source Microfilm an imprint of the Gale Group.

Citación estilo Chicago

Primary Source Microfilm (Firm) and Gale Group. International Population Census Publication. [Woodbridge, Conn.]: Primary Source Microfilm an imprint of the Gale Group, 1970.

Cita MLA

Primary Source Microfilm (Firm) and Gale Group. International Population Census Publication. Primary Source Microfilm an imprint of the Gale Group, 1970.