APA

Tarone E., Yule G., . (1989). Focus on the language learner: approaches to identifying and meeting the needs of second language learners. Oxford: Oxford University Press.

Chicago

Tarone Elaine, Yule George, . 1989. Focus on the language learner: approaches to identifying and meeting the needs of second language learners. Oxford: Oxford University Press.

Harvard

Tarone E., Yule G., . (1989). Focus on the language learner: approaches to identifying and meeting the needs of second language learners. Oxford: Oxford University Press.

MLA

Tarone Elaine, Yule George, . Focus on the language learner: approaches to identifying and meeting the needs of second language learners. Oxford: Oxford University Press. 1989.