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＜図書＞
Essentials of business arithmetic : a self-teaching course / by Edward M. Kanzer and William L. Schaaf
(War Department education manual ; EM 728)

出版者	[Boston] : Published for the United States Armed Forces Institute, by D.C. Heath
出版年	[1944]
本文言語	英語
大きさ	viii, 476, 37 p. : ill. ; 19 cm
著者標目	*Kanzer, Edward M. Schaaf, William Leonard, 1898-