APA (7th ed.) Citation

Larsen-Freeman, D. (1994). An introduction to second language acquisition research (7. impr.). Longman.

Chicago Style (17th ed.) Citation

Larsen-Freeman, Diane. An Introduction to Second Language Acquisition Research. 7. impr. London <<[u.a.]>>: Longman, 1994.

MLA (9th ed.) Citation

Larsen-Freeman, Diane. An Introduction to Second Language Acquisition Research. 7. impr. Longman, 1994.