Husen Torslen etc. Teacher training and student achievement in less developed countries Husen Torslen etc. - Washington World Bank U. S. A. 1978 - "ix, 133p." cm. - World Bank Staff Working Papers. 310. . Standard No.: 121692 Source: Reference Collections Subjects--Topical Terms: EducationEducational Measurement Dewey Class. No.: "T:520gY41(T).1(X).N7, L8/UN"