APA (7th ed.) Citation

Bennett, G. (1999). NIST time and frequency bulletin no. 504. U.S. Dept. of Commerce, National Institute of Standards and Technology.

Chicago Style (17th ed.) Citation

Bennett, Gwen. NIST Time and Frequency Bulletin No. 504. Gaithersburg, MD: U.S. Dept. of Commerce, National Institute of Standards and Technology, 1999.

MLA (9th ed.) Citation

Bennett, Gwen. NIST Time and Frequency Bulletin No. 504. U.S. Dept. of Commerce, National Institute of Standards and Technology, 1999.