Weeks,John Robert. (1996). Population: An introduction to concepts and issues (6.). Wadsworth.
シカゴスタイル引用形Weeks,John Robert. Population: An Introduction to Concepts and Issues. 6. Belmont: Wadsworth, 1996.
MLA引用形式Weeks,John Robert. Population: An Introduction to Concepts and Issues. 6. Wadsworth, 1996.
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