Dyfyniad APA

South-western Publishing Company & Agnew, P. L. (1955). Typewriting office practice (2nd ed.). South-Western Pub. Co..

Dyfyniad Arddull Chicago

South-western Publishing Company and Peter Lawrence Agnew. Typewriting Office Practice. 2nd ed. Cincinnati, Ohio: South-Western Pub. Co., 1955.

Dyfyniad MLA

South-western Publishing Company and Peter Lawrence Agnew. Typewriting Office Practice. 2nd ed. South-Western Pub. Co., 1955.

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