Lacko, M. (1963). Saints Cyril and Methodius. Slovak Editions "Sts. Cyril and Methodius,".
Chicago (17e ed.) BronvermeldingLacko, Michael. Saints Cyril and Methodius. Rome: Slovak Editions "Sts. Cyril and Methodius,", 1963.
MLA (8e ed.) BronvermeldingLacko, Michael. Saints Cyril and Methodius. Slovak Editions "Sts. Cyril and Methodius,", 1963.
Let op: Deze citaties zijn niet altijd 100% accuraat.