APA (7th ed.) Citation

Nikitin, V. A. (1981). The ultras in the USA. Progress Publ.

Chicago Style (17th ed.) Citation

Nikitin, Vjačeslav A. The Ultras in the USA. Moscow: Progress Publ, 1981.

MLA (9th ed.) Citation

Nikitin, Vjačeslav A. The Ultras in the USA. Progress Publ, 1981.

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