Citazione Stile APA (7a Edizione)

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

Citazione stile Chigago Style (17a edizione)

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

Citatione MLA (9a ed.)

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