APA引文

(1998). EXPERIMENT WITH THE FREQUENCY (In lần thứ 1.). SystemTechnik: Training in Technology.

Trích dẫn kiểu Chicago

EXPERIMENT WITH THE FREQUENCY. In lần thứ 1. SystemTechnik: Training in Technology, 1998.

MLA引文

EXPERIMENT WITH THE FREQUENCY. In lần thứ 1. SystemTechnik: Training in Technology, 1998.

警告：這些引文格式不一定是100％准確.