APA Edition Citation

Smith, P. M., & Warr, K. E. (1991). Global environmental issues.

Chicago Edition Citation

Smith, Paul M., and Kiki; Ed Warr. Global Environmental Issues. London, Hodder & Stoughton, 1991.

MLA Edition Citation

Smith, Paul M., and Kiki; Ed Warr. Global Environmental Issues. 1991.

Warning: These citations may not always be 100% accurate.