First among equals :
outstanding Senate leaders of the twentieth century /
Richard A. Baker & Roger H. Davidson, editors.
APA Citation
Davidson, R. H., Baker, R. A. (1991). First among equals: outstanding Senate leaders of the twentieth century. Washington, DC: Congressional Quarterly Inc..
MLA Citation
Davidson, Roger H, and Richard A Baker. First Among Equals: Outstanding Senate Leaders of the Twentieth Century. Washington, DC: Congressional Quarterly Inc., 1991.
Warning: These citations may not always be complete (especially for serials).