Escamilla, P. M. (1982). A sociolinguistic study of modal selection among mexican-american college students in Texas. University Microfilms International.
Citazione stile Chigago Style (17a edizione)Escamilla, Pedro Manuel. A Sociolinguistic Study of Modal Selection Among Mexican-american College Students in Texas. Ann Arbor: University Microfilms International, 1982.
Citatione MLA (9a ed.)Escamilla, Pedro Manuel. A Sociolinguistic Study of Modal Selection Among Mexican-american College Students in Texas. University Microfilms International, 1982.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.