APA ציטוט

Seliger, H. W. (1989). Second language Research methods. New york: Oxford University Press.

Trích dẫn kiểu Chicago

Seliger, Herbert W. Second Language Research Methods. New york: Oxford University Press, 1989.

ציטוט MLA

Seliger, Herbert W. Second Language Research Methods. New york: Oxford University Press, 1989.