APA (7th ed.) Citation

Greece & United States. (2021). Scientific and technical cooperation: Agreement between the United States of America and Greece, signed at Thessaloniki, September 28, 2020; entered into force June 10, 2021. United States Department of State.

Chicago Style (17th ed.) Citation

Greece and United States. Scientific and Technical Cooperation: Agreement Between the United States of America and Greece, Signed at Thessaloniki, September 28, 2020; Entered into Force June 10, 2021. [Washington, D.C.]: United States Department of State, 2021.

MLA (9th ed.) Citation

Greece and United States. Scientific and Technical Cooperation: Agreement Between the United States of America and Greece, Signed at Thessaloniki, September 28, 2020; Entered into Force June 10, 2021. United States Department of State, 2021.