Dyfyniad APA

ebrary, Inc. (2005). Business miscellany. Profile Books.

Dyfyniad Arddull Chicago

ebrary, Inc. Business Miscellany. London: Profile Books, 2005.

Dyfyniad MLA

ebrary, Inc. Business Miscellany. Profile Books, 2005.

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