APA (7th ed.) Citation

Andújar, J. I. (1968). Mastering spanish verbs. Simon and Schuster.

Chicago Style (17th ed.) Citation

Andújar, Julio I. Mastering Spanish Verbs. Nueva York: Simon and Schuster, 1968.

MLA (9th ed.) Citation

Andújar, Julio I. Mastering Spanish Verbs. Simon and Schuster, 1968.