Dyfyniad APA

Tollefson, C., Haley, D., & Gale, F. P. (2008). Setting the standard: Certification, governance and the Forest Stewardship Council. UBC Press.

Dyfyniad Arddull Chicago

Tollefson, Chris, David Haley, and Fred P. Gale. Setting the Standard: Certification, Governance and the Forest Stewardship Council. Vancouver: UBC Press, 2008.

Dyfyniad MLA

Tollefson, Chris, et al. Setting the Standard: Certification, Governance and the Forest Stewardship Council. UBC Press, 2008.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.