Lado, R. (1961). Language Testing: The Construction and Use of Foreign Language Tests. Logmans, Green And Co LTD.
استشهاد بنمط شيكاغوLado, Robert. Language Testing: The Construction and Use of Foreign Language Tests. London: Logmans, Green And Co LTD, 1961.
MLA استشهادLado, Robert. Language Testing: The Construction and Use of Foreign Language Tests. Logmans, Green And Co LTD, 1961.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.