Dyfyniad APA

Sharpe, G. W. (2003). Introduction to forests and renewable resources. Boston, MA: McGraw -Hill.

Dyfyniad Arddull Chicago

Sharpe, Grant William. Introduction to Forests and Renewable Resources. Boston, MA: McGraw -Hill, 2003.

Dyfyniad MLA

Sharpe, Grant William. Introduction to Forests and Renewable Resources. Boston, MA: McGraw -Hill, 2003.

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