Methods for the determination of vitamins in food : recommended by COST 91 / edited by G. Brubacher, W. M�uller-Mulot and D.A.T. Southgate. - London ; New York : Elsevier, c1985. - x, 166 p. : ill. ; 23 cm. Includes index. ISBN: 085334339X (hbk.) Subjects--Topical Terms: Vitamins.