APA (7th ed.) Citation

Piontkovskyi, A. (2017). US sanctions against Putin.

Chicago Style (17th ed.) Citation

Piontkovskyi, A. US Sanctions Against Putin. 2017.

MLA (8th ed.) Citation

Piontkovskyi, A. US Sanctions Against Putin. 2017.

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