Willard H. H., Merritt L. L., . (1986). Instrumental Methods of Anlysis. New Delhi: CBS Publishers & Distributors.
Willard Hobart H, Merritt Lynne L, . 1986. Instrumental Methods of Anlysis. New Delhi: CBS Publishers & Distributors.
Willard Hobart H, Merritt Lynne L, . Instrumental Methods of Anlysis. New Delhi: CBS Publishers & Distributors. 1986.
