000 00264nam a22001217a 4500
003 OSt
082 _aKAU/DR/RR
_b1977-78
245 _aResearch report 1977-78
260 _aVellanikkara
_bResearch report
300 _a382p.
546 _aEnglish
942 _2ddc
_cIR
999 _c161515
_d161515