Philips, D. Longmans Preparation Course of The TOEFL. Addison -Wesley P.
Chicago Style (17th ed.) CitationPhilips, Deborah. Longmans Preparation Course of The TOEFL. Addison -Wesley P.
MLA (8th ed.) CitationPhilips, Deborah. Longmans Preparation Course of The TOEFL. Addison -Wesley P.
Warning: These citations may not always be 100% accurate.