Citazione APA

Jessica Williams & Bill VanPatten. (2007). Theories in second language acquisition: An introduction. Routledge.

Stile di citazione Chicago

Jessica Williams e Bill VanPatten. Theories in Second Language Acquisition: An Introduction. New York: Routledge, 2007.

Citazione MLA

Jessica Williams e Bill VanPatten. Theories in Second Language Acquisition: An Introduction. Routledge, 2007.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.