Dyfyniad APA

National Research Council. (1997). Fostering industry-initiated environmental protection efforts. National academy Press.

Dyfyniad Arddull Chicago

National Research Council. Fostering Industry-initiated Environmental Protection Efforts. Washignton, D.C: National academy Press, 1997.

Dyfyniad MLA

National Research Council. Fostering Industry-initiated Environmental Protection Efforts. National academy Press, 1997.

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