Slovak bibliography abroad 1945-1965. /
Slovak bibliography abroad 1966-1975.
Slovak studies 7. : Bibliographica. Slovak bibliography abroad 1945-1965. /
Memorandum of the Slovak national council abroad.
Shopaholic abroad /
Slovak studies 17. : Bibliographica 2. Slovak bibliography abroad 1966-1975. /
Venturing abroad : International business expansion via joint ventures /
Slovak bibliography abrosd 1966-1975. /
Bibliography of Hungarian legal literature 1945-1965 /
The rhythm road. American music abroad /
Hungarian Medical Bibliography 1965 Vol. 1
Hungarian Medical Bibliography 1965 Vol. 2
Meine Bibliographie 1965-1982 /
Slovak Bibliography in the Past and the Present /
Study abroad. International guide fellowships, scholarships, educational exchange.
Gdańsk 1945-1965 /
Ungarn 1945-1965.
Čechoslovakija 1945-1965.
Opavsko 1945-1965.
Atlas hierarchicus ecclesiarum catholicarum orientalium.
The re-establishment of the greek-catholic church in Czechoslovakia.
Počiatky slovenských dejín a obdobie Veľkomoravskej ríše. Slovensko v
Great Moravia. In the light of recent research 1945-1975.
Dejiny kresťanstva na Slovensku.
Slovak bibliography abroad 1945-1965.
Le rétablissement de l`Eglise grecque-catholique en Tchécoslovaquie.
The churches of eastern rite in North America.
Le Chiese Orientali nell`America del Nord.
Unionsbewegungen im slawischen Raum und in Rumänien.
Les Englises orientales en Amerique du Nord.
Le Chiese orientali.
Undicesimo Centenario della Nissione dei Ss. Cirillo e Metodio presso i popoli Slavi. /
Užhorodská únia.
Glagolská alebo rímsko-slovenská bohoslužba.
Zničenie gréckokatolíckeho biskupstva v Prešove (1950-1960).
Historia Balcanica. Pars 2. Historia recentior.
Historia Balcanica. Pars 3. Historia moderna.