00466nam a2200169 a 450000500170000008200170001710000220003424500320005626000450008830000220013369000200015569000140017596400160018999700120020599900170021795200620023420251203091140.0 a020,D,ranb_ aRanganathan, S.R. aFive laws of library sciene aMadrasbMadras Library Associationc1931 axxxii,458p.c20cm aLibrary science afive laws bcdefg_ a45895 W c31737d31737 02104070aPUbPUd1998-10-07l0o020,D,ran _p45895yBK