"willard, hobart h. "
instrumental metods of analysis: / hobart.h. willard - 6 ed. - india : cbs publishers 1986. - "xxiv, 1030p.; 22 cm."
analytical chemistry--
543. ins
instrumental metods of analysis: / hobart.h. willard - 6 ed. - india : cbs publishers 1986. - "xxiv, 1030p.; 22 cm."
analytical chemistry--
543. ins