APA (7th ed.) Citation
Jirka, J., & Popper, J. (1990). Malá encyklopedie atletiky. Olympia.
Chicago Style (17th ed.) Citation
Jirka, Jan, and Jan Popper. Malá Encyklopedie Atletiky. Praha: Olympia, 1990.
MLA (9th ed.) Citation
Jirka, Jan, and Jan Popper. Malá Encyklopedie Atletiky. Olympia, 1990.
Warning: These citations may not always be 100% accurate.