658 C Clark, John Maurice, 1884- Social control of business, by John M. Ciark... 2. ed. New York [etc.] Whittlesey house [etc..1939] xvi, 537 p. ilus. (diagrs.) 23 cm. (Anteportada: Business and economics publication William Homer Spencer, editor....) "References for further reading" al final de los capĂ­tulos.