APA (7th ed.) Citation

Opfer-Klinger, B. (2021). Bulgaria's collaboration with the Axis Powers in Wolrd War II. Complicated complicity.

Chicago Style (17th ed.) Citation

Opfer-Klinger, Björn. "Bulgaria's Collaboration with the Axis Powers in Wolrd War II." Complicated Complicity 2021.

MLA (8th ed.) Citation

Opfer-Klinger, Björn. "Bulgaria's Collaboration with the Axis Powers in Wolrd War II." Complicated Complicity, 2021.

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