000 | 00533 a2200145 4500 | ||
---|---|---|---|
082 |
_a025.0663007 _bMUD |
||
090 |
_c23890 _d38674 |
||
100 | _aMudannayake, Irangani | ||
245 | _aInformation needs and information practices of agricultural scientists in Sri Lanka | ||
260 |
_aPeradeniya _bPostgraduate Institute of Agriculture _c1989 _g1989 |
||
300 |
_av,50p. _c22cm |
||
440 | _aPGIA occasional publication No.3 | ||
650 | _aInformation storage and retrieval systems devoted to specific disciplines and subjects | ||
942 | _cSC | ||
999 |
_c51069 _d51069 |