Dyfyniad APA

Stoddard, C. H. (1968). Essential of forestry practice (2.). Ronald Press Company.

Dyfyniad Arddull Chicago

Stoddard, C H. Essential of Forestry Practice. 2. New York: Ronald Press Company, 1968.

Dyfyniad MLA

Stoddard, C H. Essential of Forestry Practice. 2. Ronald Press Company, 1968.

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