APA Style

Warshawsky, D. (1994). Spectrum : A Communicative Course in English (Student Book 3) (Level 3). Englewood Cliffs, New Jersey: Prentice Hall Regents.

MLA Style

Warshawsky, Diane. "Spectrum : A Communicative Course in English (Student Book 3)". Level 3 Englewood Cliffs, New Jersey: Prentice Hall Regents, 1994. Text.