APA (7th ed.) Citation

Collyer, G. S. (1974). Riazan: The emergence and consolidation of an ancient Russian territorial state.

Chicago Style (17th ed.) Citation

Collyer, George Stanley. Riazan: The Emergence and Consolidation of an Ancient Russian Territorial State. 1974.

MLA (9th ed.) Citation

Collyer, George Stanley. Riazan: The Emergence and Consolidation of an Ancient Russian Territorial State. 1974.

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