APA引文

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

Trích dẫn kiểu Chicago

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

MLA引文

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

警告：这些引文格式不一定是100％准确.