Singh R P. (2018). Communication Systems Analog and Digital (3rd.). McGrawHill.
芝加哥风格引文Singh R P. Communication Systems Analog and Digital. 3rd. Chennai: McGrawHill, 2018.
MLA引文Singh R P. Communication Systems Analog and Digital. 3rd. McGrawHill, 2018.
警告：这些引文格式不一定是100％准确.