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| 005 | 20250508154057.0 | ||
| 008 | 008 250505s9999 xx 000 0 eng d | ||
| 037 | _aTextual | ||
| 040 |
_aFEDL _beng _cFEDL |
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| 041 |
_aeng _2eng |
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_a371.42, EDL _qFEDL |
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| 100 |
_aEdling Jack V. and others _9764997 |
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| 245 | 0 | _aFour case studies of proramed instruction | |
| 260 |
_aNew York, USA _bFund for the Advancement of Education _c1964 |
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| 300 | _a119p. | ||
| 942 |
_cTEXL _h371.42, EDL |
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_c1347471 _d1347471 |
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