APA ציטוט

Howe, D. H. (1987). American English today!: Teacher's book. New York: Oxford University Press.

Trích dẫn kiểu Chicago

Howe, D. H. American English Today!: Teacher's Book. New York: Oxford University Press, 1987.

ציטוט MLA

Howe, D. H. American English Today!: Teacher's Book. New York: Oxford University Press, 1987.