Cita APA (7a ed.)

Armendáriz, A., Luppi, S., & Rettaroli, S. (2000). Content with content 2: English as a global language teacher´s book.

Cita Chicago Style (17a ed.)

Armendáriz, Ana, Silvia Luppi, y Silvia Rettaroli. Content with Content 2: English as a Global Language Teacher´s Book. Kapelusz, 2000.

Cita MLA (8a ed.)

Armendáriz, Ana, et al. Content with Content 2: English as a Global Language Teacher´s Book. 2000.