Cita APA (7a ed.)

EASSTON, L. B. (1981). Express Ways A Basal Language Program Level 4. The Economy Company.

Cita Chicago Style (17a ed.)

EASSTON, Lois Brown. Express Ways A Basal Language Program Level 4. The Economy Company, 1981.

Cita MLA (8a ed.)

EASSTON, Lois Brown. Express Ways A Basal Language Program Level 4. The Economy Company, 1981.