Cita APA (7th ed.)

Rybakov, B. (1965). Early centuries of Russian history. Progress Pub.

Cita Chicago (17th ed.)

Rybakov, B. Early Centuries of Russian History. Moscow: Progress Pub, 1965.

Cita MLA (9th ed.)

Rybakov, B. Early Centuries of Russian History. Progress Pub, 1965.