APA引文

Konrad Mengel. (1982). Principles of plant nutrition. Switzelend: International Potash Institute.

Trích dẫn kiểu Chicago

Konrad Mengel. Principles of Plant Nutrition. Switzelend: International Potash Institute, 1982.

MLA引文

Konrad Mengel. Principles of Plant Nutrition. Switzelend: International Potash Institute, 1982.

警告：這些引文格式不一定是100％准確.