APA
"United Nations E. a. S. A. (. o., "United Nations E. a. S. A. (. o., . (1998). Handbook on civil registration and vital statistic systems. N: Y U N.
Chicago
"United Nations Economic and Social Affairs (Deptt of-)", "United Nations Economic and Social Affairs (Deptt of-)", . 1998. Handbook on civil registration and vital statistic systems. N: Y U N.
Harvard
"United Nations E. a. S. A. (. o., "United Nations E. a. S. A. (. o., . (1998). Handbook on civil registration and vital statistic systems. N: Y U N.
MLA
"United Nations Economic and Social Affairs (Deptt of-)", "United Nations Economic and Social Affairs (Deptt of-)", . Handbook on civil registration and vital statistic systems. N: Y U N. 1998.