APA引文

Mengel, K. (2001). Principles of plant nutrition. Switzelend: International Potash Institute.

Trích dẫn kiểu Chicago

Mengel, Konrad. Principles of Plant Nutrition. Switzelend: International Potash Institute, 2001.

MLA引文

Mengel, Konrad. Principles of Plant Nutrition. Switzelend: International Potash Institute, 2001.

警告：這些引文格式不一定是100％准確.