University Puclications of America (UPA),
678
American Historical Association,
186
Archaeological Institute of America,
114
Türk Tarih Kurumu,
78
University of Pennsylvania,
58
University of California,
51
National Archives (USA),
48
UPA collection from LexisNexis,
42
National Archives and Records Service,
36
U.S. Govt. print Off.,
33
800 Yayıncı daha
