Dyfyniad APA

Sparling, D. W. (2014). Natural resource administration: Wildlife, fisheries, forests and parks. Academic Press.

Dyfyniad Arddull Chicago

Sparling, Donald W. Natural Resource Administration: Wildlife, Fisheries, Forests and Parks. San Diego, CA: Academic Press, 2014.

Dyfyniad MLA

Sparling, Donald W. Natural Resource Administration: Wildlife, Fisheries, Forests and Parks. Academic Press, 2014.

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