Dyfyniad APA

ebrary, Inc, Jensen, M. A., & Muller, D. W. (2012). Food chains: New research. Nova Science Publishers.

Dyfyniad Arddull Chicago

ebrary, Inc, Melissa A. Jensen, and Danielle W. Muller. Food Chains: New Research. Hauppauge, N.Y.: Nova Science Publishers, 2012.

Dyfyniad MLA

ebrary, Inc, et al. Food Chains: New Research. Nova Science Publishers, 2012.

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