APA引文

Krishna, K. R. (2014). Agroecosystems: Soils, climate, crops, nutrient dynamics, and productivity. Oakville: Apple Academic Press.

Trích dẫn kiểu Chicago

Krishna, K. R. Agroecosystems: Soils, Climate, Crops, Nutrient Dynamics, and Productivity. Oakville: Apple Academic Press, 2014.

MLA引文

Krishna, K. R. Agroecosystems: Soils, Climate, Crops, Nutrient Dynamics, and Productivity. Oakville: Apple Academic Press, 2014.

警告：這些引文格式不一定是100％准確.