Smith, D. Encyclopaedia of educational measurement and evaluation: Theory of educational measurement Vol 2(Reference).
استشهاد بنمط شيكاغوSmith, D. Encyclopaedia of Educational Measurement and Evaluation: Theory of Educational Measurement Vol 2(Reference).
MLA استشهادSmith, D. Encyclopaedia of Educational Measurement and Evaluation: Theory of Educational Measurement Vol 2(Reference).
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.