Dyfyniad APA

Wickens, G. E. (2001). Economic Botany: Principles and Practices. Netherlands: Kluwer Academic Publishers.

Dyfyniad Arddull Chicago

Wickens, Gerald E. Economic Botany: Principles and Practices. Netherlands: Kluwer Academic Publishers, 2001.

Dyfyniad MLA

Wickens, Gerald E. Economic Botany: Principles and Practices. Netherlands: Kluwer Academic Publishers, 2001.

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