APA aipamena

Edward O. Gangstad, & N/a. (1990). Natural Resource Management of Water and Land. New York: Van Nostrand Reinhold.

Chicago Style aipamena

Edward O. Gangstad, và N/a. Natural Resource Management of Water and Land. New York: Van Nostrand Reinhold, 1990.

MLA aipamena

Edward O. Gangstad, và N/a. Natural Resource Management of Water and Land. New York: Van Nostrand Reinhold, 1990.

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