Gaya APA

Lougheed, L. (1992). PRENTICE HALL REGENTS TOEFL; Prep Book (2nd). New Jersey: PRENTICE HALL.

Gaya MLA

Lougheed, Lin. "PRENTICE HALL REGENTS TOEFL; Prep Book". 2nd New Jersey: PRENTICE HALL, 1992. Text.