Dyfyniad APA

Sheafer, L. (1968). O'Neill: Son and playwright. j.m. dent and sons.

Dyfyniad Arddull Chicago

Sheafer, Louis. O'Neill: Son and Playwright. London: j.m. dent and sons, 1968.

Dyfyniad MLA

Sheafer, Louis. O'Neill: Son and Playwright. j.m. dent and sons, 1968.

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