Cita APA (7a ed.)

Murphy, S. L., Pietrangeli, A., & Kahane, H. R. (1954). Descriptive studies in Spanish grammar. University of Illinois.

Cita Chicago Style (17a ed.)

Murphy, Spencer Leroy., Angelina Pietrangeli, y Henry Romanos Kahane. Descriptive Studies in Spanish Grammar. Urbana: University of Illinois, 1954.

Cita MLA (9a ed.)

Murphy, Spencer Leroy., et al. Descriptive Studies in Spanish Grammar. University of Illinois, 1954.