Objective environmental sciences :
000GUP
Gupta's, R.
Objective environmental sciences : a comprehensive book for UGC/ICAR-NET,UPSC, PCS, banking, CPCB and other recruitment and entrance examinations / by R. Gupta's [and] B.B. Singh.- New Delhi:Ramesh Publishing House,.
296p.;24 cm(pbk)
ISBN:9788178129082 Rs. 160.00
DBAD/PUB /ENG-98010/ EN-81543 / 160.00 /sign
