zuab ABI/INFORM Global
ziac Academia and Libraries
zbas Academic Search Elite
zoab Applied Science and Technology Index
ziar Arts & Humanities
zoah Arts and Humanities Search
zobb BasicBIOSIS
zowb Biography Index
zoba Biological and Agricultural Index
zobd Biology Digest
zobx Book Review Digest
zobp Books in Print
zwbp Books in Print
zibu Business & Economics
zbeh EBSCO Databases
zoed Education Index
ziel Electronic Journals & Texts
zoes Environment
zige General & Reference Sources
zogs General Science Index
zogb GEOBASE
zxau LexisNexis Academic
zbma MAS Ultra
zbmp MasterFILE Premier
zoml MLA Bibliography
zzny New York Times
zoul OCLC Union List of Periodicals
zvda Oxford Art Online
zupa Periodical Abstracts Research II
zupd ProQuest Databases
zisc Sciences & Medicine
zpms Searchasaurus: Middle Search Plus
zpps Searchasaurus: Primary/Elementary School Search
zoss Social Sciences Index
zosa SocioAbs (a subset of Sociofile)
ziwe Weather & Climate
zowc WorldCat