| 000 | 00399 a a2200133 04500 | ||
|---|---|---|---|
| 001 | 23425 | ||
| 003 | |||
| 040 | _a | ||
| 090 | _a162800 | ||
| 110 | _aNatural Resources, Energy & Science Authority of Sri Lanka | ||
| 245 | _aSocial science research methodology; seminar report, 24 August - 13 September 1980 | ||
| 260 |
_as.l: _bNatural Resources, _cenergy & Science Authority |
||
| 300 | _a269 p. | ||
| 999 |
_c14934 _d14934 |
||