Cita APA

Morley, J. (1987). Improving spoken english: An intensive personalized program in perception, pronunciation, practice in context. Heredia, C.R: Universidad Nacional, Biblioteca.

Citación estilo Chicago

Morley, Joan. Improving Spoken English: An Intensive Personalized Program in Perception, Pronunciation, Practice in Context. Heredia, C.R: Universidad Nacional, Biblioteca, 1987.

Cita MLA

Morley, Joan. Improving Spoken English: An Intensive Personalized Program in Perception, Pronunciation, Practice in Context. Heredia, C.R: Universidad Nacional, Biblioteca, 1987.