APA (7th ed.) Citation

Elfenbein, J. (1972). Business letters and communications (1a. ed.). Alexander Hamilton Institute.

Chicago Style (17th ed.) Citation

Elfenbein, Julien. Business Letters and Communications. 1a. ed. Nueva York: Alexander Hamilton Institute, 1972.

MLA (9th ed.) Citation

Elfenbein, Julien. Business Letters and Communications. 1a. ed. Alexander Hamilton Institute, 1972.