Cita APA (7th ed.)

Stern, H. H. (1983). Fundamental concepts of language teaching. Univ. pr..

Cita Chicago (17th ed.)

Stern, H. H. Fundamental Concepts of Language Teaching. Oxford: Univ. pr., 1983.

Cita MLA (9th ed.)

Stern, H. H. Fundamental Concepts of Language Teaching. Univ. pr., 1983.