APA (7th ed.) Citation

De Schiffrin, R. S., Uteda, B. A., & Golstein, E. J. (1969). English in business, book 2. Longmans.

Chicago Style (17th ed.) Citation

De Schiffrin, R. S., B. A. Uteda, and E. J. Golstein. English in Business, Book 2. London: Longmans, 1969.

MLA (9th ed.) Citation

De Schiffrin, R. S., et al. English in Business, Book 2. Longmans, 1969.