APA (7th ed.) Citation

Ryan, J. V., & Ryan, J. V. (1956). Steel joist roof deck. U.S. Dept. of Commerce, National Institute of Standards and Technology.

Chicago Style (17th ed.) Citation

Ryan, Jeffrey V., and J. V. Ryan. Steel Joist Roof Deck. Gaithersburg, MD: U.S. Dept. of Commerce, National Institute of Standards and Technology, 1956.

MLA (9th ed.) Citation

Ryan, Jeffrey V., and J. V. Ryan. Steel Joist Roof Deck. U.S. Dept. of Commerce, National Institute of Standards and Technology, 1956.