Cita APA (7a ed.)
Carrier, M., & Haines, S. (1985). Break into english: Student's book 1. Hodder and stoughton.
Cita Chicago Style (17a ed.)
Carrier, Michael, y Simon Haines. Break into English: Student's Book 1. London: Hodder and stoughton, 1985.
Cita MLA (9a ed.)
Carrier, Michael, y Simon Haines. Break into English: Student's Book 1. Hodder and stoughton, 1985.
Precaución: Estas citas no son 100% exactas.