APA Citation

Larsen-Freeman, D., & Long, M. H. (1991). An introduction to second language acquisition research. Harlow, England: Longman.

Chicago Style Citation

Larsen-Freeman, Diane, and Michael H. Long. An Introduction to Second Language Acquisition Research. Harlow, England: Longman, 1991.

MLA Citation

Larsen-Freeman, Diane, and Michael H. Long. An Introduction to Second Language Acquisition Research. Harlow, England: Longman, 1991.

Warning: These citations may not always be 100% accurate.