00298nam a2200109 a 450000500170000008200200001710000140003724500780005126000240012930000200015370000150017320251203090501.0  a338.17411SWAb_  aSwarup, R  aProduction and marketing of apples: an economic study in Himachal pradesh  aDelhibMittalc1987  ax, 157p, 22 cm.  aSikka, B.K