APA (7th ed.) Citation

Langdon, B. E., & Loo, S. (1975). Selective Dissemination to Congress: The Congressional Research Service SDI Service.

Chicago Style (17th ed.) Citation

Langdon, Bruce E., and Shirley Loo. Selective Dissemination to Congress: The Congressional Research Service SDI Service. 1975.

MLA (9th ed.) Citation

Langdon, Bruce E., and Shirley Loo. Selective Dissemination to Congress: The Congressional Research Service SDI Service. 1975.

Warning: These citations may not always be 100% accurate.