Cita APA (7th ed.)

Stern, H. (1983). Fundamentals concepts of language teaching. O U P.

Cita Chicago (17th ed.)

Stern, H. Fundamentals Concepts of Language Teaching. Oxford: O U P, 1983.

Cita MLA (9th ed.)

Stern, H. Fundamentals Concepts of Language Teaching. O U P, 1983.