| 000 | 00356nam a22001337a 4500 | ||
|---|---|---|---|
| 020 | _a8174090231 | ||
| 040 | _cNust | ||
| 082 |
_a621.56 _bBAL |
||
| 100 |
_aP.L Ballaney _9127460 |
||
| 245 | _aRefrigeration and air conditioning | ||
| 260 |
_aNew Delhi: _bKhanna publisher, _c1998. |
||
| 650 |
_aRefrigeration and air conditioning _958427 |
||
| 942 |
_2ddc _cBK |
||
| 999 |
_c612581 _d612581 |
||