TY  - BOOK
AU  - Sehgal, Narendra K. and Mahanti, Subodh
TI  - Memoirs of Ruchi Ram Sahni : pioneer of science popularisation in Punjab
SN  - 817480000X
U1  - 509.2 
PY  - 1997///
CY  - New Delhi
PB  - Vigyan Prasar
ER  -