Sutherland, W. J. (1997). Ecological census techniques: A handbook. Univ. Pr.
Chicagoスタイル(17版)引用形式Sutherland, William J. Ecological Census Techniques: A Handbook. Cambridge: Univ. Pr, 1997.
MLA(9版)引用形式Sutherland, William J. Ecological Census Techniques: A Handbook. Univ. Pr, 1997.
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