APA引文

(1981). Protein - energy requirements of developing countries: Evaluation of new data. Tokyo: The united nations University.

Trích dẫn kiểu Chicago

Protein - Energy Requirements of Developing Countries: Evaluation of New Data. Tokyo: The united nations University, 1981.

MLA引文

Protein - Energy Requirements of Developing Countries: Evaluation of New Data. Tokyo: The united nations University, 1981.

警告：這些引文格式不一定是100％准確.