APA (7th ed.) Citation

Adam Matthew Digital (Firm). (2020). BULGARIA: Bombing of and negotiations with Bulgaria. Adam Matthew Digital.

Chicago Style (17th ed.) Citation

Adam Matthew Digital (Firm). BULGARIA: Bombing of and Negotiations with Bulgaria. Marlborough, Wiltshire: Adam Matthew Digital, 2020.

MLA (9th ed.) Citation

Adam Matthew Digital (Firm). BULGARIA: Bombing of and Negotiations with Bulgaria. Adam Matthew Digital, 2020.