@book{84658,
	author = {Singh, V. and Pande, P. C. and ebrary, Inc.},
	title = {Diversity and systematics of seed plants},
	publisher = {Rastogi Publications,},
	year = {2009-2010.},
	series = {Text book of botany},
	address = {Meerut, India :},
	edition = {Rev. ed.},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10417605}
}