Research Publications, inc, & Primary Source Microfilm (Firm). (1970). International population census publications. Research Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रResearch Publications, inc, और Primary Source Microfilm (Firm). International Population Census Publications. Woodbridge, Conn.: Research Publications, 1970.
एमएलए (8वां संस्करण) प्रशस्ति पत्रResearch Publications, inc, और Primary Source Microfilm (Firm). International Population Census Publications. Research Publications, 1970.
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