FORSYTH PATRICK. (2004). MARKETING & SELLING PROFESSIONAL SERVICES (3RD.). KOGAN PAGE.
Chicago Style (17th ed.) CitationFORSYTH PATRICK. MARKETING & SELLING PROFESSIONAL SERVICES. 3RD. LONDON: KOGAN PAGE, 2004.
ציטוט MLAFORSYTH PATRICK. MARKETING & SELLING PROFESSIONAL SERVICES. 3RD. KOGAN PAGE, 2004.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.