000 00687cam a2200229 4500
001 3604946
003 BD-DhUL
005 20160615131647.0
008 720622s1973 nyua b 001 0 eng
010 _a 72005470
020 _a0070668825
040 _aDLC
_cDLC
_dDLC
_dBD-DhUL
082 0 0 _a370.78
_bVAU
100 1 _aVan Dalen, Deobold B.
_d1911-
245 1 0 _aUnderstanding educational research :
_ban introduction /
_cDeobold B. Van Dalen.
250 _a3rd ed.
260 _aNew York :
_bMcGraw-Hill,
_c1973.
300 _aix, 532 p. :
_bill. ;
_c24 cm.
504 _aIncludes bibliographical references and index.
650 0 _aEducation
_xResearch.
942 _2ddc
_cBK
999 _c78477
_d78477