The riddle of power :
presidential leadership from Truman to Bush /
by Robert Shogan.

APA Citation

Shogan, R. (1991). The riddle of power: presidential leadership from Truman to Bush. New York: Dutton.

MLA Citation

Shogan, Robert. The Riddle of Power: Presidential Leadership From Truman to Bush. New York: Dutton, 1991.

Warning: These citations may not always be complete (especially for serials).