Shrivastava, O. (1994). Demography and population studies. Vikas publishing house.
シカゴスタイル引用形Shrivastava, O.S. Demography and Population Studies. New Delhi: Vikas publishing house, 1994.
MLA引用形式Shrivastava, O.S. Demography and Population Studies. Vikas publishing house, 1994.
警告: この引用は必ずしも正確ではありません.