Safrankova, L., Chalimon, A., Sverak, Z., & Sverak, J. (2005). Kolya. Madrid: Buena Vista Home Entertainment.
Cita MLA (8 ed.) (Copiar al portapapeles)Safrankova, Libuse,, Andrej Chalimon, Zdenek Sverak, and Jan Sverak. Kolya. Madrid: Buena Vista Home Entertainment , 2005.