| 000 | 00529nam a2200217 454500 | ||
|---|---|---|---|
| 001 | 080051 | ||
| 003 | BD-ChCU | ||
| 008 | Eng | ||
| 020 | _ax | ||
| 040 |
_aDLC _cDLC _dBD-ChCU |
||
| 082 | 0 | 0 | _a614/MAN |
| 100 | 1 |
_aManual of instruction for water _bx |
|
| 245 | 1 | 0 |
_aManual of instruction for water treatment plant operators _bx |
| 250 | _ax | ||
| 260 |
_aN. Y _bHealth Education Service, _c19,,, |
||
| 300 | _axv,308p. | ||
| 504 | _a | ||
| 650 | 0 |
_aEnvironment, _bPublic Health. |
|
| 700 | 1 | _ax | |
| 942 |
_2ddc _cBK |
||
| 999 |
_c80051 _d80051 |
||