APA Alıntı

Hadfield, J., & Hadfield, C. (1999). Classroom English. Oxford: Oxford University Press.

Chicago Stili Alıntı

Hadfield, Jill, ve Charles Hadfield. Classroom English. Oxford: Oxford University Press, 1999.

MLA Alıntı

Hadfield, Jill, ve Charles Hadfield. Classroom English. Oxford: Oxford University Press, 1999.