@book{16875,
	author = {Russell, Travis},
	title = {Session Initiation Protocol (SIP)},
	publisher = {McGraw-Hill,},
	year = {c2008},
	address = {New York :},
	note = {Title from PDF title page (viewed July 20, 2008)},
	url = {http://www.netlibrary.com.libraryumpsa.idm.oclc.org/urlapi.asp?action=summary&v=1&bookid=228931}
}