Talley, D. (1980). Basic telephone switching systems. D. B. Taraporevala.
Chicagoスタイル(17版)引用形式Talley, David. Basic Telephone Switching Systems. Bambay: D. B. Taraporevala, 1980.
MLA(9版)引用形式Talley, David. Basic Telephone Switching Systems. D. B. Taraporevala, 1980.
警告: この引用は必ずしも正確ではありません.