W.Gutenberg Arthur, & K.Albrecht Val. (1965). Profitable Studio Management. Philadelphia: Chilton Books.
Dyfyniad Arddull ChicagoW.Gutenberg Arthur, và K.Albrecht Val. Profitable Studio Management. Philadelphia: Chilton Books, 1965.
Dyfyniad MLAW.Gutenberg Arthur, và K.Albrecht Val. Profitable Studio Management. Philadelphia: Chilton Books, 1965.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.