Dyfyniad APA

Keller, H. The story of my life. Three Ess Publications.

Dyfyniad Arddull Chicago

Keller, Helen. The Story of My Life. Delhi: Three Ess Publications.

Dyfyniad MLA

Keller, Helen. The Story of My Life. Three Ess Publications.

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