Cita APA

Wilkes, A. 1., Shackell, J. R. 1., Priddy, R. 1., & Potter, J. (1987). Spanish for beginners. Illinois, USA: National Textbook Company.

Citación estilo Chicago

Wilkes, Angela 1952-, John R. 1943- Shackell, Roger 1960- Priddy, y Jack Potter. Spanish for Beginners. Illinois, USA: National Textbook Company, 1987.

Cita MLA

Wilkes, Angela 1952-, John R. 1943- Shackell, Roger 1960- Priddy, y Jack Potter. Spanish for Beginners. Illinois, USA: National Textbook Company, 1987.