Environmental management systems :

Sheldon, Christopher.

Environmental management systems : a step-by-step guide to implementation and maintenance / Christopher Sheldon and Mark Yoxon. - 3rd ed. - London ; Sterling, VA : Earthscan, 2007. - xiv, 280 p. : ill. ; 25 cm.

9781844072576 (alk. paper) 1844072576 (alk. paper)

2006276429

658.4/08