APA (7th ed.) Citation

Bibikov, D. V. (2015). Ancient Russian fortifications in Vyshgorod.

Chicago Style (17th ed.) Citation

Bibikov, D. V. Ancient Russian Fortifications in Vyshgorod. 2015.

MLA (8th ed.) Citation

Bibikov, D. V. Ancient Russian Fortifications in Vyshgorod. 2015.

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