Cita APA (7a ed.)

Keltner, A., Howard, L., & Lee, F. (1983). Basic English for adult competency. Prentice-Hall.

Cita Chicago Style (17a ed.)

Keltner, Autumn, Leann Howard, y Frances Lee. Basic English for Adult Competency. Englewood Cliffs, New Jersey: Prentice-Hall, 1983.

Cita MLA (9a ed.)

Keltner, Autumn, et al. Basic English for Adult Competency. Prentice-Hall, 1983.