00313nam a2200109Ia 4500008004100000040001700041082002500058100001600083245005500099260003300154300001600187190329s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta630.954bS225T  aSangle, G K 0aTechnological growth and raural cahngecG K Sangle  aNewDelhibMetropolitanc1984  aViii, 150p.