Instrumental methods of analysis / Hobart H. Wilard ... [et al.] - 7th ed. - Belmont, California : Wadsworth, c1988. - xxi, 895 p. ; 24 cm. ISBN: 0534081428 : KES 5,700 Subjects--Topical Terms: Instrumental analysis. LC Class. No.: QD79 / .I5I57 1988