Hesse, R. (1951). Ecological animal geography: An authorized editor, rewritten and revised; based on Tiergeographie auf oekologischer Grundlage. New York: Wiley.
शिकागो स्टाइल उद्धरणHesse, Richard. Ecological Animal Geography: An Authorized Editor, Rewritten and Revised; Based On Tiergeographie Auf Oekologischer Grundlage. New York: Wiley, 1951.
एमएलए उद्धरणHesse, Richard. Ecological Animal Geography: An Authorized Editor, Rewritten and Revised; Based On Tiergeographie Auf Oekologischer Grundlage. New York: Wiley, 1951.
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