Popular censuses: a public essay / comp. LS Zak; edition of the Highest approved South-Russian Society of Printing. - Odessa: Typography of the South Russian Society of Printing, 1897. - 52 p. ; 21. - (Library of Social Knowledge, Ser.1 / edited by L. Zak, issue 11)
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1. The people (the collection). 2. Population - Statistical research. 3. Population - Censuses - Russia.