Wainwright, G. (1999). Tricky business letters. Universities Press.
Chicago Style (17th ed.) CitationWainwright, Gordon. Tricky Business Letters. Hyderabad: Universities Press, 1999.
ציטוט MLAWainwright, Gordon. Tricky Business Letters. Universities Press, 1999.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.