APA (7th ed.) Citation

Čižmárik, J. M. de Ridder: Heroin. Od léku k droze.

Chicago Style (17th ed.) Citation

Čižmárik, Jozef. M. De Ridder: Heroin. Od Léku K Droze.

MLA (9th ed.) Citation

Čižmárik, Jozef. M. De Ridder: Heroin. Od Léku K Droze.

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