Shreya Bandyopadhyay, Sunil Kumar De, "Human Interference on River Health: A Study on the Haora River, Tripura, India" 2016 | pages: 233 | ISBN: 3319410172 | PDF | 13,0 mb
A Handbook On Communication Technology for Railway & Other Engineering (Diploma) Competitive Examinations by Shankar Kumar Choudhary Upkar Prakashan | 2015 | English | ISBN: 9350136023 | True PDF | 167 pages | 30 MB
Fishkeeper's Guide to Aquarium Plants: A Superbly Illustrated Guide to Growing Healthy by Barry James Voyageur Press (MN) | November 1988 | English | ISBN: 1564651738 | 59 pages | PDF | 19 MB