Schaum's outline of theory and problems of college business law / R. Robert Rosenberg and William G. Ott. Theory and problems of college business law. Rosenberg, R. Robert. (Reuben Robert), 1900- Ott, William G., joint author. Commercial law United States. KF889 .R67 347.7 ROT Includes index. New York : McGraw-Hill, c1977. c1977. 1977 Text 276 p. ; eng Schaum's outline series United States.