000 00425pam a2200157a 44500
008 160422s9999 xx 000 0 und d
020 _a9781412937054
041 _aEnglish
082 _a001.42 COO
100 _aCooper, Harris
245 _aResearch Synthesis and Meta-Analysis: a Step by Step Approach
250 _a4th ed.
260 _aLos Angeles
_b Sage
_c2009
365 _b37.95
_c
650 _aResearch Methodology
999 _c90622
_d90622