Dyfyniad APA

Gresswell, R. E. (1988). Status and management of interior stocks of cutthroat trout. American Fisheries Society.

Dyfyniad Arddull Chicago

Gresswell, Robert E. Status and Management of Interior Stocks of Cutthroat Trout. Bethesda: American Fisheries Society, 1988.

Dyfyniad MLA

Gresswell, Robert E. Status and Management of Interior Stocks of Cutthroat Trout. American Fisheries Society, 1988.

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