00338nam a2200109Ia 4500008004100000040001700041082002300058100002600081245005400107260005700161300001000218190329s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta607.9bN333S  aNayudamma, Yalavarthy 0aScience, technology and education for development  aChennaibNayudamma Memorial Science Foundationc1999  a488p.