Guide to US Government Publications (3 vols)Z1223 .Z7 A572. The standard directory of US government publications, arranged by agency, in alphabetical order, in vols. 1 and 2. State Department pubs listed in order of their Supt. of Documents (SUDOC ) call number are in volume 2. Volume 2 is also useful for finding the dates State Dept. agencies existed. Volume 3 contains the Title and Keyword in Title indexes for all U.S. federal agencies.