Office of Telecommunications. (1986). A completitive assessment of the U.S. digital central office switch industry. New York: Department of Commerce.
استشهاد بنمط شيكاغوOffice of Telecommunications. A Completitive Assessment of the U.S. Digital Central Office Switch Industry. New York: Department of Commerce, 1986.
MLA استشهادOffice of Telecommunications. A Completitive Assessment of the U.S. Digital Central Office Switch Industry. New York: Department of Commerce, 1986.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.