(2019). 20 & 21: Revue d'histoire 2020 = Nr.145-148. 20 & 21.
Chicago Style (17th ed.) Citation"20 & 21: Revue D'histoire 2020 = Nr.145-148." 20 & 21 2019.
MLA (8th ed.) Citation"20 & 21: Revue D'histoire 2020 = Nr.145-148." 20 & 21, 2019.
Warning: These citations may not always be 100% accurate.
