Schiffman, H. S. e., & Robbins, . P. e. (2011). Green issues and debates: An A-to-Z guide. Sage.
Dyfyniad Arddull ChicagoSchiffman, Howard S; ed, and Paul; ed.by Robbins. Green Issues and Debates: An A-to-Z Guide. Los Angeles: Sage, 2011.
Dyfyniad MLASchiffman, Howard S; ed, and Paul; ed.by Robbins. Green Issues and Debates: An A-to-Z Guide. Sage, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.