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| 008 | 211215s9999 xx 000 0 und d | ||
| 040 | _cJayakar Knowledge Resource Centre | ||
| 100 | _aKhanna, P N | ||
| 245 | 0 | _aAudio-visual training materials | |
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_bNATIONAL COUNCIL OF APPLIED ECONOMIC RESEARCH _aNEW DELHI _c1971 |
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| 300 | _a194 p p. | ||
| 653 | _aEDUCATION | ||
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