APA引文

Frenzel, L. E. (2008). Principles of electronic communication systems. Boston, [Mass.]: McGraw-Hill Higher Education.

Trích dẫn kiểu Chicago

Frenzel, Louis E. Principles of Electronic Communication Systems. Boston, [Mass.]: McGraw-Hill Higher Education, 2008.

MLA引文

Frenzel, Louis E. Principles of Electronic Communication Systems. Boston, [Mass.]: McGraw-Hill Higher Education, 2008.

警告：这些引文格式不一定是100％准确.