Cita APA (7a ed.)

Hornstein, N., & Lightfoot, D. (1981). Explanation in linguistics: The logical problem of language acquisition. Longman.

Cita Chicago Style (17a ed.)

Hornstein, Norbert, y David Lightfoot. Explanation in Linguistics: The Logical Problem of Language Acquisition. Londres: Longman, 1981.

Cita MLA (9a ed.)

Hornstein, Norbert, y David Lightfoot. Explanation in Linguistics: The Logical Problem of Language Acquisition. Longman, 1981.