@book{2561,
	author = {Punch, Keith.},
	title = {Developing effective research proposals /},
	publisher = {SAGE,},
	year = {c2006.},
	address = {London ;},
	edition = {2nd ed.},
	note = {Previous ed.: 2000.},
	url = {http://www.loc.gov/catdir/enhancements/fy0660/2006924245-d.html}
}