1 The Academies of Science in the Federative People’s Republic of Yugoslavia. - ACADEMIES of Science-Jugoslavija The Academies of Science in the Federative People’s Republic of Yugoslavia. - Beograd : Concil of Academies of the Federative People’s..., 1958. - 061=20 ACA
2 National Assosiation of the United States JUDKIKNS, Jay National Assosiation of the United States / Jay Judkins. - Washington : U.S. Department of Comerce, 1949. - 061=20 JUD N
