Hadley, M. H. (1987). Frommer's Eastern Europe on $25 a day (1987-88 ed.). Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Hadley, Morris H. Frommer's Eastern Europe on $25 a Day. 1987-88 ed. New York: Prentice-Hall, 1987.
Lua MLA (9ú heag.)Hadley, Morris H. Frommer's Eastern Europe on $25 a Day. 1987-88 ed. Prentice-Hall, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.