Citazione APA

Research Publications, inc, & Primary Source Microfilm (Firm). (1970). International population census publications. Research Publications.

Stile di citazione Chicago

Research Publications, inc, e Primary Source Microfilm (Firm). International Population Census Publications. Woodbridge, Conn.: Research Publications, 1970.

Citazione MLA

Research Publications, inc, e Primary Source Microfilm (Firm). International Population Census Publications. Research Publications, 1970.