Lado, R. (1961). Language Testing: The construction and use of foreign language tests. New York: McGraw-Hill Book Co..
Παραπομπή Chicago StyleLado, Robert. Language Testing: The Construction and Use of Foreign Language Tests. New York: McGraw-Hill Book Co., 1961.
Παραπομπή MLALado, Robert. Language Testing: The Construction and Use of Foreign Language Tests. New York: McGraw-Hill Book Co., 1961.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.