@book{215404,
	author = {Ansel, Howard C. and Allen, Loyd V.},
	title = {Ansel's Pharmaceutical dosage forms and drug delivery systems},
	publisher = {Wolters Kluwer/Lippincott Williams & Wilkins},
	year = {c2011.},
	address = {Philadelphia, Penna.},
	edition = {9 th ed.}
}