Sperry, E. A. Proceedings of the second Pan American scientid congress: The contribution of the gyroscope to safety.
Chicago Style (17th ed.) CitationSperry, Elmer A. Proceedings of the Second Pan American Scientid Congress: The Contribution of the Gyroscope to Safety.
MLA (9th ed.) CitationSperry, Elmer A. Proceedings of the Second Pan American Scientid Congress: The Contribution of the Gyroscope to Safety.