APA (7th ed.) Citation

Butkevyč, V., ak, & Krupec, A. Medicína.

Chicago Style (17th ed.) Citation

Butkevyč, Volodymyr, ak, and Andrej Krupec. Medicína.

MLA (9th ed.) Citation

Butkevyč, Volodymyr, et al. Medicína.