MacWilliam, Lyle NutriSearch comparative guide to nutritional supplements : a compendium of products available in the United States and Canada - 4th ed. - [s.1] Northern Dimensions Pub. 2008 - viii, 191 p. ; ill. ; 28 cm. ISBN: 978-0-9732538-8-7 Subjects--Topical Terms: Dietary supplements Dewey Class. No.: C 615.122 M22n