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| 999 |
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| 003 | OSt | ||
| 005 | 20210914184920.0 | ||
| 008 | 121020t xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9788120335639 | ||
| 040 | _cIK | ||
| 100 | _aBest,John W | ||
| 700 |
_aKahn,James V _eAuthor |
||
| 245 | _aResearch in Education | ||
| 250 | _aTenth Edition | ||
| 260 |
_aNew Delhi _bPHI Learning _c2010 |
||
| 300 | _a510p | ||
| 650 |
_aReasearch in Education _9445 |
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| 942 |
_2ddc _cFA |
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