APA (7th ed.) Citation

Crouch, E. W. (1954). Study of optical system for airport traffic signal projector. U.S. Dept. of Commerce, National Institute of Standards and Technology.

Chicago Style (17th ed.) Citation

Crouch, E. W. Study of Optical System for Airport Traffic Signal Projector. Gaithersburg, MD: U.S. Dept. of Commerce, National Institute of Standards and Technology, 1954.

MLA (9th ed.) Citation

Crouch, E. W. Study of Optical System for Airport Traffic Signal Projector. U.S. Dept. of Commerce, National Institute of Standards and Technology, 1954.