Kamas, G., & Lombardi, M. A. (1990). Time and frequency users manual (Rev. 1990.). U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O..
Citação do estilo Chicago (17ª ed.)Kamas, George, e Michael A. Lombardi. Time and Frequency Users Manual. Rev. 1990. Gaithersburg, MD : Washington, D.C.: U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O., 1990.
Citação MLA (8ª ed.)Kamas, George, e Michael A. Lombardi. Time and Frequency Users Manual. Rev. 1990. U.S. Dept. of Commerce, National Institute of Standards and Technology ; For sale by the Supt. of Docs., U.S. G.P.O., 1990.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.