Lado, R. (1964). Language teaching: A scientific approach (1a. ed.). McGraw-Hill.
Chicago Style (17th ed.) CitationLado, Robert. Language Teaching: A Scientific Approach. 1a. ed. Nueva York: McGraw-Hill, 1964.
MLA (9th ed.) CitationLado, Robert. Language Teaching: A Scientific Approach. 1a. ed. McGraw-Hill, 1964.
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