Cita APA (7a ed.)
Swan, M., & Walter, C. (1990). <The> New cambridge english course 1: Teacher (1. ed.). University Press.
Cita Chicago Style (17a ed.)
Swan, Michael, y Catherine Walter. <The> New Cambridge English Course 1: Teacher. 1. ed. Cambridge: University Press, 1990.
Cita MLA (9a ed.)
Swan, Michael, y Catherine Walter. <The> New Cambridge English Course 1: Teacher. 1. ed. University Press, 1990.
Precaución: Estas citas no son 100% exactas.