APA (7th ed.) Citation

Bromberg, M., Liebb, J., & Traiger, A. (1984). 504 absolutely essential words (2a. ed.). Barron´s Educational Series.

Chicago Style (17th ed.) Citation

Bromberg, Murray, Julius Liebb, and Arthur Traiger. 504 Absolutely Essential Words. 2a. ed. Nueva York: Barron´s Educational Series, 1984.

MLA (9th ed.) Citation

Bromberg, Murray, et al. 504 Absolutely Essential Words. 2a. ed. Barron´s Educational Series, 1984.