Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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