Paryavaran Vigyan Vishwakosh : paryavaran evam bhu-vigyan /
Khan, Wasim Ahmad.
Paryavaran Vigyan Vishwakosh : paryavaran evam bhu-vigyan / by Wasim Ahmad Khan; Khand- 4 - 1st ed. - New Delhi : Rajat Prakashan , 2011 - 288p.
9788190724654
Social Sciences
Social Problems and Services
Environmental Sciences
Environmental Aspects
Encyclopedia
363.7 / K55P
Paryavaran Vigyan Vishwakosh : paryavaran evam bhu-vigyan / by Wasim Ahmad Khan; Khand- 4 - 1st ed. - New Delhi : Rajat Prakashan , 2011 - 288p.
9788190724654
Social Sciences
Social Problems and Services
Environmental Sciences
Environmental Aspects
Encyclopedia
363.7 / K55P