(1991). Understanding telephone electronics (3rd ed.). Texas, Instruments, Inc.
Chicagoスタイル(17版)引用形式Understanding Telephone Electronics. 3rd ed. Carmel, Indiana: Texas, Instruments, Inc, 1991.
MLA(9版)引用形式Understanding Telephone Electronics. 3rd ed. Texas, Instruments, Inc, 1991.
警告: この引用は必ずしも正確ではありません.