Cita APA

Walker, E., & Baum, L. F. (2007). The wizard of Oz: Pre-intermediate level. London: Macmillan Education.

Citación estilo Chicago

Walker, Elizabeth., y L. Frank Baum. The Wizard of Oz: Pre-intermediate Level. London: Macmillan Education, 2007.

Cita MLA

Walker, Elizabeth., y L. Frank Baum. The Wizard of Oz: Pre-intermediate Level. London: Macmillan Education, 2007.