APA引文

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

MLA引文

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