Cita APA

LARSEN-FREEMAN, D., & LONG, M. H. (1999). An introduction to second language acquisition research (10th.imp.). London, INGLATERRA: LONGMAN.

Citación estilo Chicago

LARSEN-FREEMAN, Diane, and Michael H. LONG. An Introduction to Second Language Acquisition Research. 10th.imp. London, INGLATERRA: LONGMAN, 1999.

Cita MLA

LARSEN-FREEMAN, Diane, and Michael H. LONG. An Introduction to Second Language Acquisition Research. 10th.imp. London, INGLATERRA: LONGMAN, 1999.