Dyfyniad APA

Stevens, W., Brown, A. ,., & Haller, R. S. ,. (1962). The achievement Wallace Stevens. Philadelphia: Lippincott.

Dyfyniad Arddull Chicago

Stevens, Wallace., Ashley Brown, và Robert S. Haller. The Achievement Wallace Stevens. Philadelphia: Lippincott, 1962.

Dyfyniad MLA

Stevens, Wallace., Ashley Brown, và Robert S. Haller. The Achievement Wallace Stevens. Philadelphia: Lippincott, 1962.

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