Cita APA (7th ed.)

Valdman, A. (1966). Trends in language teaching. McGraw-Hill.

Cita Chicago (17th ed.)

Valdman, Albert. Trends in Language Teaching. Nueva York: McGraw-Hill, 1966.

Cita MLA (9th ed.)

Valdman, Albert. Trends in Language Teaching. McGraw-Hill, 1966.