APA (7th ed.) Citation

Ray, F. O., Singer, M., & Hues, M. (1995). Zóna robotů. Davay.

Chicago Style (17th ed.) Citation

Ray, Fred Olen, Marc Singer, and Matthias Hues. Zóna Robotů. Bratislava: Davay, 1995.

MLA (9th ed.) Citation

Ray, Fred Olen, et al. Zóna Robotů. Davay, 1995.