APA (7th ed.) Citation

McGraw-Hill. (2007). The Official Guide to the New TOEFL. Irwin McGraw-Hill.

Chicago Style (17th ed.) Citation

McGraw-Hill. The Official Guide to the New TOEFL. Irwin McGraw-Hill, 2007.

MLA (8th ed.) Citation

McGraw-Hill. The Official Guide to the New TOEFL. Irwin McGraw-Hill, 2007.

Warning: These citations may not always be 100% accurate.