APA (7th ed.) Citation

Quail Map Company & Yonge, J. R. (1976). U.S.S.R. railways (7th edition.). The Quail Map Company.

Chicago Style (17th ed.) Citation

Quail Map Company and J. R. Yonge. U.S.S.R. Railways. 7th edition. Exeter: The Quail Map Company, 1976.

MLA (9th ed.) Citation

Quail Map Company and J. R. Yonge. U.S.S.R. Railways. 7th edition. The Quail Map Company, 1976.