APA (7th ed.) Citation

American Academy of Political and Social Science, Philadelphia, & Roberts, H. L. (1958). The satellites in Eastern Europe.

Chicago Style (17th ed.) Citation

American Academy of Political and Social Science, Philadelphia, and Henry L. Roberts. The Satellites in Eastern Europe. Philadelphia, 1958.

MLA (9th ed.) Citation

American Academy of Political and Social Science, Philadelphia, and Henry L. Roberts. The Satellites in Eastern Europe. 1958.