APA (7th ed.) Citation

(1969). Soviet union 50 years: : statistical returns. Progress Pubishers.

Chicago Style (17th ed.) Citation

Soviet Union 50 Years: : Statistical Returns. Moscow: Progress Pubishers, 1969.

MLA (9th ed.) Citation

Soviet Union 50 Years: : Statistical Returns. Progress Pubishers, 1969.

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