00509     2200181   4500008004100000001001900041005001900060035002100079040001200100082001600112084001600128100001300144245006500157260003300222300003400255650002600289856001200315181111s1977||||   |   g |    000 0 ind  BHTDB251220130019720131225175446.692  0012-251213019760  aSBPKHAT042[23]a631.2  a631.2 SAM d1 aSamsudin10aDasar-dasar penyuluhan dan modernisasi pertanian /cSamsudin  aBandung :bBinacipta,c1977.  ax,163 hlm. :bilus, ;c21 cm. 4aPertanianxPenyuluhan  aSBPKHAT