Dyfyniad APA

A Carl Leopold. (1964). Plant growth and development. New York: McGraw-Hill Book Company.

Dyfyniad Arddull Chicago

A Carl Leopold. Plant Growth and Development. New York: McGraw-Hill Book Company, 1964.

Dyfyniad MLA

A Carl Leopold. Plant Growth and Development. New York: McGraw-Hill Book Company, 1964.

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