APA (7th ed.) Citation

Sperry Gyroscope Company. The Sperry Gyro-Compass.

Chicago Style (17th ed.) Citation

Sperry Gyroscope Company. The Sperry Gyro-Compass.

MLA (9th ed.) Citation

Sperry Gyroscope Company. The Sperry Gyro-Compass.

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