APA

Hill Associates I., . (2002). Telecommunications: a beginner's guide. New York: McGraw-Hill/Osborne.

Chicago

Hill Associates Inc, . 2002. Telecommunications: a beginner's guide. New York: McGraw-Hill/Osborne.

Harvard

Hill Associates I., . (2002). Telecommunications: a beginner's guide. New York: McGraw-Hill/Osborne.

MLA

Hill Associates Inc, . Telecommunications: a beginner's guide. New York: McGraw-Hill/Osborne. 2002.