Cita APA (7a ed.)

Ibarra, F. (1965). Look and learn Spanish: [with pronunciation guide, grammar and vocabulary] (4th printing.). Laurel.

Cita Chicago Style (17a ed.)

Ibarra, Francisco. Look and Learn Spanish: [with Pronunciation Guide, Grammar and Vocabulary]. 4th printing. New York: Laurel, 1965.

Cita MLA (9a ed.)

Ibarra, Francisco. Look and Learn Spanish: [with Pronunciation Guide, Grammar and Vocabulary]. 4th printing. Laurel, 1965.