Cita APA

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

Cita MLA

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