APA (7th ed.) Citation

Julio Bravo Ducal. (2020). O Sistema de Olli Virho. Brazilian Army.

Chicago Style (17th ed.) Citation

Julio Bravo Ducal. O Sistema De Olli Virho. Brazilian Army, 2020.

MLA (9th ed.) Citation

Julio Bravo Ducal. O Sistema De Olli Virho. Brazilian Army, 2020.

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