APA Edition Citation

Sengar, K. S., & Chauhan, G. S. (2012). Global environment: Issues and problems. L.G. Publishers Distributors.

Chicago Edition Citation

Sengar, K. S., and G. S. Chauhan. Global Environment: Issues and Problems. Delhi: L.G. Publishers Distributors, 2012.

MLA Edition Citation

Sengar, K. S., and G. S. Chauhan. Global Environment: Issues and Problems. L.G. Publishers Distributors, 2012.