Barrett Alan J. Ed. Handbook of proteolytic enzymes Barrett Alan J. Ed. - 2nd - Amsterdam Elsevier The Nethelands 2004 ISBN: 0120796104 (hbk) 20721.29 Standard No.: 88360 Source: 256, 24/03/2008, N. R. Book Distributors Reference Collections Subjects--Topical Terms: BIOLOGY Dewey Class. No.: G:33E92Z2-982g, P4.1-.2(RR)