APA সাইটেশন

Ellis, R. (1985). Understanding second language acquisition. Oxford ; New York: Oxford University Press.

শিকাগো স্টাইলে সাইটেশন

Ellis, Rod. Understanding Second Language Acquisition. Oxford ; New York: Oxford University Press, 1985.

এমএলএ সাইটেশন

Ellis, Rod. Understanding Second Language Acquisition. Oxford ; New York: Oxford University Press, 1985.