Primary Source Microfilm (Firm). (2007). International population census publication. Primary Source Microfilm.
Chicago Style (17th ed.) CitationPrimary Source Microfilm (Firm). International Population Census Publication. Woodbridge, CT: Primary Source Microfilm, 2007.
MLA引文Primary Source Microfilm (Firm). International Population Census Publication. Primary Source Microfilm, 2007.
警告:這些引文格式不一定是100%准確.