TY  - BOOK
AU  - System Alternative Learning
TI  - Science and Technology: General Studies 2019-20
U1  - 600 23
PY  - 2020///
CY  - Delhi
PB  - Alternative Learning Systems Ltd
N1  - Chapter 1: Space Research
Chapter 2: Nuclear Technology
Chapter 3: Defence
Chapter 4: Biotechnology
Chapter 5: Information Technology and Communication Systems
Chapter 6: Health
Chapter 7: Nano Tech and Robotics
Current Issues
ER  -