APA引文

(1991). Understanding telephone electronics (3rd ed.). Texas, Instruments, Inc.

芝加哥风格引文

Understanding Telephone Electronics. 3rd ed. Carmel, Indiana: Texas, Instruments, Inc, 1991.

MLA引文

Understanding Telephone Electronics. 3rd ed. Texas, Instruments, Inc, 1991.

警告:这些引文格式不一定是100%准确.