TY - GEN ED - Sakkti Publishing House ED - DRDO TI - Superior guide DRDO (Tier-I examination) SN - 9789394916852 U1 - 621.381076 23rd ed PY - 2023/// CY - Chennai PB - Sakthi Publishing House KW - Electronic engineering KW - Examinations, questions, etc KW - Graduate aptitude test in engineering KW - Study guides KW - Mechanical engineering KW - Problems, exercises etc ER -