Cita APA (7a ed.)

Foll, D. (1990). Contrasts: Developing text awareness. Longman.

Cita Chicago Style (17a ed.)

Foll, David. Contrasts: Developing Text Awareness. Essex: Longman, 1990.

Cita MLA (8a ed.)

Foll, David. Contrasts: Developing Text Awareness. Longman, 1990.