Dyfyniad APA

Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.). (1978). Research note PSW. Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture.

Dyfyniad Arddull Chicago

Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.). Research Note PSW. Berkeley, Calif.: Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1978.

Dyfyniad MLA

Pacific Southwest Forest and Range Experiment Station (Berkeley, Calif.). Research Note PSW. Pacific Southwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture, 1978.

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