Cita APA (7a ed.)

Herrera, M., & Zanatta, T. (1997). New English parade: 3. Longman.

Cita Chicago Style (17a ed.)

Herrera, Mario, y Theresa Zanatta. New English Parade: 3. Harlow, England: Longman, 1997.

Cita MLA (9a ed.)

Herrera, Mario, y Theresa Zanatta. New English Parade: 3. Longman, 1997.