APA (7th ed.) Citation

Stiffel, H., & Hudík, P. Harald Stiffel.

Chicago Style (17th ed.) Citation

Stiffel, Harald, and Pavol Hudík. Harald Stiffel.

MLA (9th ed.) Citation

Stiffel, Harald, and Pavol Hudík. Harald Stiffel.

Warning: These citations may not always be 100% accurate.