Dyfyniad APA

Mac Irving, R., & Lanphear, F. O. (1967). The Long Day Leaf As A Source of Cold Hardiness Inhibitors.

Dyfyniad Arddull Chicago

Mac Irving, R., and F. O. Lanphear. The Long Day Leaf As A Source of Cold Hardiness Inhibitors. 1967.

Dyfyniad MLA

Mac Irving, R., and F. O. Lanphear. The Long Day Leaf As A Source of Cold Hardiness Inhibitors. 1967.

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