Dyfyniad APA

Ryon, W. (1972). Business horizones. General school of business.

Dyfyniad Arddull Chicago

Ryon, William. Business Horizones. Indiana: General school of business, 1972.

Dyfyniad MLA

Ryon, William. Business Horizones. General school of business, 1972.

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