Turnham, D. (1971). The employment problem in less developed countries: A Review of evidence. Paris: O.E.C.D.
استشهاد بنمط شيكاغوTurnham, David. The Employment Problem in Less Developed Countries: A Review of Evidence. Paris: O.E.C.D, 1971.
MLA استشهادTurnham, David. The Employment Problem in Less Developed Countries: A Review of Evidence. Paris: O.E.C.D, 1971.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.