Dyfyniad APA

Woodward, K. W. (1921). The valuation of American timberlands. J. Wiley.

Dyfyniad Arddull Chicago

Woodward, Karl Wilson. The Valuation of American Timberlands. New York: J. Wiley, 1921.

Dyfyniad MLA

Woodward, Karl Wilson. The Valuation of American Timberlands. J. Wiley, 1921.

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