Cita APA (7th ed.)

Goodluck, H. (1991). Language acquisition: A lingustic introduction. Blackwell.

Cita Chicago (17th ed.)

Goodluck, Helen. Language Acquisition: A Lingustic Introduction. Oxford: Blackwell, 1991.

Cita MLA (9th ed.)

Goodluck, Helen. Language Acquisition: A Lingustic Introduction. Blackwell, 1991.