APA (7th ed.) Citation

Duchaj, P., & Prokop, J. Fajčenie, zdravie a poradenstvo.

Chicago Style (17th ed.) Citation

Duchaj, Peter, and Jozef Prokop. Fajčenie, Zdravie a Poradenstvo.

MLA (9th ed.) Citation

Duchaj, Peter, and Jozef Prokop. Fajčenie, Zdravie a Poradenstvo.

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