Dyfyniad APA

Nowell, L. H., & ...[et al.]. (2000). Pesticides in stream sediment and aquatic biota: Distribution, trends and governing factors. Lewis Publishers.

Dyfyniad Arddull Chicago

Nowell, Lisa H., and ...[et al.]. Pesticides in Stream Sediment and Aquatic Biota: Distribution, Trends and Governing Factors. London: Lewis Publishers, 2000.

Dyfyniad MLA

Nowell, Lisa H., and ...[et al.]. Pesticides in Stream Sediment and Aquatic Biota: Distribution, Trends and Governing Factors. Lewis Publishers, 2000.

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