@book{215129,
	author = {Sampath, S.},
	title = {Sampling theory and methods},
	publisher = {Alpha Science International Ltd.},
	year = {c2005.},
	address = {Harrow, UK},
	edition = {2. ed.},
	url = {http://www.loc.gov/catdir/toc/fy036/00050717.html}
}