@book{34007,
	author = {Sherma, Joseph},
	title = {Preparative layer chromatography /},
	publisher = {CRC/Taylor & Francis,},
	year = {2006},
	address = {Boca Raton, FL :},
	url = {http://www.loc.gov/catdir/enhancements/fy0648/2005052138-d.html}
}