APA (7. basım) Alıntı

FORSYTH PATRICK. (2004). MARKETING & SELLING PROFESSIONAL SERVICES (3RD.). KOGAN PAGE.

Chicago Style (17. basım) Atıf

FORSYTH PATRICK. MARKETING & SELLING PROFESSIONAL SERVICES. 3RD. LONDON: KOGAN PAGE, 2004.

MLA (9th ed.) Atıf

FORSYTH PATRICK. MARKETING & SELLING PROFESSIONAL SERVICES. 3RD. KOGAN PAGE, 2004.