| 000 | 00376nam a2200133Ia 4500 | ||
|---|---|---|---|
| 008 | 211214s9999 xx 000 0 und d | ||
| 040 | _cJayakar Knowledge Resource Centre | ||
| 100 | _aRyan, T A | ||
| 245 | 0 | _aWork and effort: the psychology of prodution | |
| 260 |
_bTHE RONALD PRESS COMPANY _aNEW YORK _c1947 |
||
| 300 | _aXII,323 P p. | ||
| 653 | _aPSYCHOLOGY | ||
| 942 | _c1 | ||
| 999 |
_c30235 _d30235 |
||