APA (7th ed.) Citation

Barton, D. K., Tyler, R. W., & Trakas, P. N. (1976). Beginning Spanish course (3rd ed.). Heath.

Chicago Style (17th ed.) Citation

Barton, Donald K., Richard W. Tyler, and Pedro N. Trakas. Beginning Spanish Course. 3rd ed. Lexington, Mass.: Heath, 1976.

MLA (9th ed.) Citation

Barton, Donald K., et al. Beginning Spanish Course. 3rd ed. Heath, 1976.