Dyfyniad APA

SHARPE, G. W. Introduction to forest and renewable resources. McGraw-Hill.

Dyfyniad Arddull Chicago

SHARPE, GRANT W. Introduction to Forest and Renewable Resources. McGraw-Hill.

Dyfyniad MLA

SHARPE, GRANT W. Introduction to Forest and Renewable Resources. McGraw-Hill.

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