Cita APA (7th ed.)

(1959). American english course: Two on the way. Instituto Mexicano Norteamericano de relaciones Culturales.

Cita Chicago (17th ed.)

American English Course: Two on the Way. México, D.F: Instituto Mexicano Norteamericano de relaciones Culturales, 1959.

Cita MLA (9th ed.)

American English Course: Two on the Way. Instituto Mexicano Norteamericano de relaciones Culturales, 1959.