| 000 | nam a22 7a 4500 | ||
|---|---|---|---|
| 999 |
_c131250 _d131250 |
||
| 008 | 220804b xxu||||| |||| 00| 0 eng d | ||
| 020 | _a9788121927819 | ||
| 050 |
_aTP492 _b.K48 2018 |
||
| 100 |
_aKhurmi, R.S; Gupta, J.K _951660 |
||
| 245 | _aA textbook of refrigeration and air conditioning | ||
| 260 |
_aNew Delhi _bS.Chand _cc2018. |
||