APA引文

(1981). 1981 IRTP Nurseries master fieldbook. The International Rice Research Institute.

Trích dẫn kiểu Chicago

1981 IRTP Nurseries Master Fieldbook. The International Rice Research Institute, 1981.

MLA引文

1981 IRTP Nurseries Master Fieldbook. The International Rice Research Institute, 1981.

警告:这些引文格式不一定是100%准确.