APA Style

Kennedy, G., Davis, B. (1993). Electronic communication systems / George Kennedy and Bernard Davis (4). New York: Glencoe/McGraw-Hill.

MLA Style

Kennedy, George., Davis, Bernard. "Electronic communication systems / George Kennedy and Bernard Davis". 4 New York: Glencoe/McGraw-Hill, 1993. Textbook ห้องสมุดทั่วไป.