Helmkamp, John G. Principles of accounting / John G.Helmkamp,Leroy Imdieke and Ralf Eugene Smith. - New York : John Wiley & Sons , 1983. - 1108p. : ill. ; 24cm . Includes index ISBN: NULL (Pbk) Subjects--Index Terms: ACCOUNTING Dewey Class. No.: 657 / HEL/P