General science & techonology simplified
for UPSC & state PSC civil services prelims & mains
Sharma, Aman
creator
Author
text
New Delhi
Disha Publications Inc.
monographic
eng
[464] p, : 28 cm.
Aman Sharma
UPSC Exam
State PSC
UPSC Main and Prelims Exam
351.0765 GEN
9789355648617 (pbk.)
261020
20261020111058.0