एपीए उद्धरण

Agrawal, A. K., Purohit, S. S., & Shammi, Q. J. (2004). Text book of Environmental sciences, as per JNTU syllabus.

शिकागो स्टाइल उद्धरण

Agrawal, A K., S S. Purohit, और Q J. Shammi. Text Book of Environmental Sciences, as Per JNTU Syllabus. Jodhpur, Student Edition, 2004.

एमएलए उद्धरण

Agrawal, A K., et al. Text Book of Environmental Sciences, as Per JNTU Syllabus. 2004.