Hashemi L. Louise & Thomas B. Barbara. (2007). Objective PET: Student's Book. Cambridge, Cambridge University Press, 2007.
Chicago Style (17th ed.) CitationHashemi L. Louise and Thomas B. Barbara. Objective PET: Student's Book. Cambridge, Cambridge University Press, 2007, 2007.
ציטוט MLAHashemi L. Louise and Thomas B. Barbara. Objective PET: Student's Book. Cambridge, Cambridge University Press, 2007, 2007.
אזהרה: ציטוטים אלה לעיתים לא מדויקים ב 100%.