000 00500nam a2200181Ia 4500
005 20250619145420.0
008 250619s9999||||xx |||||||||||||| ||und||
020 _a9780395307872
_c7537
040 _aMAIN
041 _aEnglish
082 _a300.72
_bCAM
100 _aCampbell, Donald T. and Stanley, Julian C.
245 0 _aExperimental and quasi-experimental designs for research
260 _aAustralia
_b; Cengage Learning
_c, 1963
300 _a84p.
650 _aEducation
942 _cBK
999 _c130030
_d130030