Shull, S. A. (1991). The Two presidencies: A quarter century assessment. Nelson-Hall Publishers.
Chicago Style (17th ed.) CitationShull, Steven A. The Two Presidencies: A Quarter Century Assessment. Chicago: Nelson-Hall Publishers, 1991.
MLA (8th ed.) CitationShull, Steven A. The Two Presidencies: A Quarter Century Assessment. Nelson-Hall Publishers, 1991.
Warning: These citations may not always be 100% accurate.