Dyfyniad APA

Hilgenkamp, K. (2005). Environmental health: Ecological perspectives. Jones and Bartlett Publishers.

Dyfyniad Arddull Chicago

Hilgenkamp, Kathryn. Environmental Health: Ecological Perspectives. Sudbury, Mass.: Jones and Bartlett Publishers, 2005.

Dyfyniad MLA

Hilgenkamp, Kathryn. Environmental Health: Ecological Perspectives. Jones and Bartlett Publishers, 2005.

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