APA (7th ed.) Citation

Downs, S. J., & Gould, S. B. (1992). Telecommunications networks and signaling system 7. Congressional Research Service, Library of Congress.

Chicago Style (17th ed.) Citation

Downs, Stephen J., and Stephen B. Gould. Telecommunications Networks and Signaling System 7. [Washington, D.C.]: Congressional Research Service, Library of Congress, 1992.

MLA (9th ed.) Citation

Downs, Stephen J., and Stephen B. Gould. Telecommunications Networks and Signaling System 7. Congressional Research Service, Library of Congress, 1992.