Παραπομπή APA

Gaby Stoll. (1986). Natural crop protection based on local farm resources in the tropics and subtropics. Germany: Josef Margraf, Publisher.

Παραπομπή Chicago Style

Gaby Stoll. Natural Crop Protection Based On Local Farm Resources in the Tropics and Subtropics. Germany: Josef Margraf, Publisher, 1986.

Παραπομπή MLA

Gaby Stoll. Natural Crop Protection Based On Local Farm Resources in the Tropics and Subtropics. Germany: Josef Margraf, Publisher, 1986.

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