APA (7th ed.) Citation

Primary Source Microfilm (Firm) & Thomson Gale (Firm). (1970). International population census publication. Primary Source Microfilm, an Imprint of Thomson Gale.

Chicago Style (17th ed.) Citation

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

MLA (8th ed.) Citation

Primary Source Microfilm (Firm) and Thomson Gale (Firm). International Population Census Publication. Primary Source Microfilm, an Imprint of Thomson Gale, 1970.