APA (7th ed.) Citation

Osadčuk, P. I. [Viršyk].

Chicago Style (17th ed.) Citation

Osadčuk, Petro Iľkovyč. [Viršyk].

MLA (9th ed.) Citation

Osadčuk, Petro Iľkovyč. [Viršyk].

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