Dyfyniad APA
ebrary, Inc, & Weiskittel, A. R. (2011). Forest growth and yield modeling. Wiley.
Dyfyniad Arddull Chicago
ebrary, Inc, and Aaron R. Weiskittel. Forest Growth and Yield Modeling. Hoboken, N.J.: Wiley, 2011.
Dyfyniad MLA
ebrary, Inc, and Aaron R. Weiskittel. Forest Growth and Yield Modeling. Wiley, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.