| 000 | 00377cam a22001217a 4500 | ||
|---|---|---|---|
| 008 | 180718b2001 xxu||||| |||| 00| 0 eng d | ||
| 082 | _aW S64 | ||
| 245 |
_aProductive efficiency and its convergence across STUs _cby Sanjay Kumar Singh |
||
| 260 |
_aPune _bCentral Institute of Road Transport _c2001 |
||
| 300 | _a27p. | ||
| 440 | _aWorking paper; no. 1 | ||
| 650 | _aTransportation | ||
| 999 |
_c403266 _d403266 |
||