Dyfyniad APA

FORSYTH PATRICK. (1999). MARKETING PROFESSIONAL SERVICES (2ND.). KOGAN PAGE.

Dyfyniad Arddull Chicago

FORSYTH PATRICK. MARKETING PROFESSIONAL SERVICES. 2ND. LONDON: KOGAN PAGE, 1999.

Dyfyniad MLA

FORSYTH PATRICK. MARKETING PROFESSIONAL SERVICES. 2ND. KOGAN PAGE, 1999.

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