APA
Erskine J. A., . (1981). Teaching with cases. London: Research and publication division.
Chicago
Erskine James A, . 1981. Teaching with cases. London: Research and publication division.
Harvard
Erskine J. A., . (1981). Teaching with cases. London: Research and publication division.
MLA
Erskine James A, . Teaching with cases. London: Research and publication division. 1981.