00471nam a2200133 a 450000100080000000500110000800800410001910000140006024501930007426000270026730000110029465000130030570000190031815774642024-06-19 1971 bl uuuu 00u1 u #d1 aISAAC, S. aHandbook in research and evaluationba collection of principles, methods, and strategies useful in the planning, design, and evaluation of studies in education and the behavioral sciences. aSan Diego: EdiTSc1971 a186 p. aPesquisa1 aMICHAEL, W. B.