Cita APA (7a ed.)

EASTON, L. B., KLEIN, M., & ALLEN, H. B. (1984). Expressways: A basal language program. The Economy co.

Cita Chicago Style (17a ed.)

EASTON, Lois Brown, Marvin KLEIN, y Harold B. ALLEN. Expressways: A Basal Language Program. Oklahoma: The Economy co, 1984.

Cita MLA (9a ed.)

EASTON, Lois Brown, et al. Expressways: A Basal Language Program. The Economy co, 1984.