Dyfyniad APA

McKinney, M. L. (2019). Environmental science: Systems and solutions (Sixth edition.). Jones & Barlett Learning.

Dyfyniad Arddull Chicago

McKinney, Michael L. Environmental Science: Systems and Solutions. Sixth edition. Burlington, MA: Jones & Barlett Learning, 2019.

Dyfyniad MLA

McKinney, Michael L. Environmental Science: Systems and Solutions. Sixth edition. Jones & Barlett Learning, 2019.

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