Primary Source Microfilm (Firm). (2007). International population census publication. Primary Source Microfilm.
Chicago (17e ed.) BronvermeldingPrimary Source Microfilm (Firm). International Population Census Publication. Woodbridge, CT: Primary Source Microfilm, 2007.
MLA (8e ed.) BronvermeldingPrimary Source Microfilm (Firm). International Population Census Publication. Primary Source Microfilm, 2007.
Let op: Deze citaties zijn niet altijd 100% accuraat.