R M VERMA, . (2010). ANALYTICAL CHEMISTRY ( R M VERMA). NEW YORK: WILEY INTERSCIENCE PUBLICATION NEW YORK.
R M VERMA, . 2010. ANALYTICAL CHEMISTRY ( R M VERMA). NEW YORK: WILEY INTERSCIENCE PUBLICATION NEW YORK.
R M VERMA, . ANALYTICAL CHEMISTRY ( R M VERMA). NEW YORK: WILEY INTERSCIENCE PUBLICATION NEW YORK. 2010.