记录引文

APA引文

Gabel Robert A., & Roberts Richard A. (1987). Signals and Linear Systems (Tái bản lần thứ 3.). American: John Wiley & Sons, Inc.

Trích dẫn kiểu Chicago

Gabel Robert A., và Roberts Richard A. Signals and Linear Systems. Tái bản lần thứ 3. American: John Wiley & Sons, Inc, 1987.

MLA引文

Gabel Robert A., và Roberts Richard A. Signals and Linear Systems. Tái bản lần thứ 3. American: John Wiley & Sons, Inc, 1987.

警告：这些引文格式不一定是100％准确.