Cita APA (7a ed.)

Centro Experimental de Lingüística Aplicada & Álvarez Lovell, M. (1968). Look, listen and speak : audiovisual method for learning English: Primer curso. SM Mangold.

Cita Chicago Style (17a ed.)

Centro Experimental de Lingüística Aplicada y Mercedes Álvarez Lovell. Look, Listen and Speak : Audiovisual Method for Learning English: Primer Curso. Madrid Madrid: SM Mangold, 1968.

Cita MLA (9a ed.)

Centro Experimental de Lingüística Aplicada y Mercedes Álvarez Lovell. Look, Listen and Speak : Audiovisual Method for Learning English: Primer Curso. SM Mangold, 1968.