APA引文

Gupta, P. (2012). Soil, plant, water and fertilizer analysis (2.). Agrobios.

Chicago Edition Citation

Gupta, P.K. Soil, Plant, Water and Fertilizer Analysis. 2. India: Agrobios, 2012.

MLA引文

Gupta, P.K. Soil, Plant, Water and Fertilizer Analysis. 2. Agrobios, 2012.

警告：這些引文格式不一定是100％准確.