APA (7th ed.) Citation

Christensen, J. (1999). Once upon a time (2nd ed.). Univ. Konštantína Filozofa.

Chicago Style (17th ed.) Citation

Christensen, Jacob. Once upon a Time. 2nd ed. Nitra: Univ. Konštantína Filozofa, 1999.

MLA (9th ed.) Citation

Christensen, Jacob. Once upon a Time. 2nd ed. Univ. Konštantína Filozofa, 1999.