000			00669nam a2200181 a 4500
001			43448
003			0000000000
005			20250407095223.0
008			140617n 000 0 eng d
100	0		_aTravers, Robert M. W.
245	0	0	_aAn introduction to educational research.
250			_a4th edition.
260			_aNew York : _bMacMillan Publishing Company, _cc1978.
300			_axiv, 446 pages ; _c22 cm.
500			_aIncludes index.
500			_aReferences: pages. 425-433.
999			_c8335 _d8335