Cita APA (7th ed.)

Santra, S. C. (2005). Environmental Science (2nd ed.). Central.

Cita Chicago (17th ed.)

Santra, S. C. Environmental Science. 2nd ed. India: Central, 2005.

Cita MLA (9th ed.)

Santra, S. C. Environmental Science. 2nd ed. Central, 2005.