Cita APA

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

Chicago Style (17th ed.) Citation

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

Cita MLA

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