APA (7th ed.) Citation

Boleček, B. V. (1979). The Slovaks in Encyklopaedias. s.n.

Chicago Style (17th ed.) Citation

Boleček, B. Vincent. The Slovaks in Encyklopaedias. New York: s.n, 1979.

MLA (9th ed.) Citation

Boleček, B. Vincent. The Slovaks in Encyklopaedias. s.n, 1979.