Dyfyniad APA
ebrary, Inc, Freedman, M., & Jaggi, B. (2010). Sustainability, environmental performance and disclosures. Emerald.
Dyfyniad Arddull Chicago
ebrary, Inc, Martin Freedman, and Bikki Jaggi. Sustainability, Environmental Performance and Disclosures. Bingley: Emerald, 2010.
Dyfyniad MLA
ebrary, Inc, et al. Sustainability, Environmental Performance and Disclosures. Emerald, 2010.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.