Stoclwell, R. P., Bowen, J. D., & Martin, J. W. (1970). The grammatical structures of english and spanish (5a. ed.). The University of Chicago Press.
Citazione stile Chigago Style (17a edizione)Stoclwell, Robert P., J. Donald Bowen, e John W. Martin. The Grammatical Structures of English and Spanish. 5a. ed. Chicago: The University of Chicago Press, 1970.
Citatione MLA (9a ed.)Stoclwell, Robert P., et al. The Grammatical Structures of English and Spanish. 5a. ed. The University of Chicago Press, 1970.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.