TY  - BOOK
AU  - N K Sehgal and others
AU  - SEHGAL (N K)
AU  - CHOPRA (K L)
AU  - SEHGAL (D L)
TI  - Modern Physics
U1  - 536/59 23
PY  - 1972///
CY  - Delhi
PB  - Sultan Chand & Sons
KW  - Relativity
KW  - Cathode Rays
KW  - Matter Waves
KW  - Cosmic Rays
KW  - Electronics
ER  -