APA Style

WILLARD, H, H., MERRITT, J, L, L. (1958). Instrumental Methods of Analysis (4). New Jersey: D. Van Nostrand Company, Inc.

MLA Style

WILLARD, HOBART, H.., MERRITT, JR.,, LYNNE, L.. "Instrumental Methods of Analysis". 4 New Jersey: D. Van Nostrand Company, Inc, 1958. Text.