Cita APA (7th ed.)

Lado, R. (1964). Language teaching: A scientific approach. Ta Ta McGraw- Hill.

Cita Chicago (17th ed.)

Lado, Robert. Language Teaching: A Scientific Approach. NewDelhi: Ta Ta McGraw- Hill, 1964.

Cita MLA (9th ed.)

Lado, Robert. Language Teaching: A Scientific Approach. Ta Ta McGraw- Hill, 1964.