Lua APA (7ú heag.)

LARSEN-FREEMAN, D., & LONG, M. H. (1999). An introduction to second language acquisition research. Longman.

Lua i Stíl Chicago (17ú heag.)

LARSEN-FREEMAN, Diane, agus Michael H. LONG. An Introduction to Second Language Acquisition Research. London: Longman, 1999.

Lua MLA (9ú heag.)

LARSEN-FREEMAN, Diane, agus Michael H. LONG. An Introduction to Second Language Acquisition Research. Longman, 1999.

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