APA

United States, Ukraine & United States. (2018). Defense: cooperation : agreement between the United States of America and Ukraine, effected by exchange of notes at Kyiv, May 18, 2017 and June 13, 2018. [Washington, D.C.]: United States Department of State.

Chicago

United States, Ukraine and United States. 2018. Defense: cooperation : agreement between the United States of America and Ukraine, effected by exchange of notes at Kyiv, May 18, 2017 and June 13, 2018. [Washington, D.C.]: United States Department of State.

Harvard

United States, Ukraine and United States. (2018). Defense: cooperation : agreement between the United States of America and Ukraine, effected by exchange of notes at Kyiv, May 18, 2017 and June 13, 2018. [Washington, D.C.]: United States Department of State.

MLA

United States, Ukraine and United States. Defense: cooperation : agreement between the United States of America and Ukraine, effected by exchange of notes at Kyiv, May 18, 2017 and June 13, 2018. [Washington, D.C.]: United States Department of State. 2018.