Cita APA

Tripathi, G., & Pandey, G. C. (2001). Current topics in environmental sciences. ABD.

Citación estilo Chicago

Tripathi, G., y G. C. Pandey. Current Topics in Environmental Sciences. Jaipur: ABD, 2001.

Cita MLA

Tripathi, G., y G. C. Pandey. Current Topics in Environmental Sciences. ABD, 2001.