APA引文
Agrawal, K., & P.K. Sikdar and S.C. Deb. (2002). A textbook of environment. Macmillan.
芝加哥风格引文
Agrawal, K.M, 与 P.K. Sikdar and S.C. Deb. A Textbook of Environment. Kolkata: Macmillan, 2002.
MLA引文
Agrawal, K.M, 与 P.K. Sikdar and S.C. Deb. A Textbook of Environment. Macmillan, 2002.
警告：这些引文格式不一定是100％准确.