Ratna, G. (2011). Communication in social work. Centrum Press.
Trích dẫn kiểu ChicagoRatna, Guha. Communication in Social Work. Centrum Press, 2011.
MLA引文Ratna, Guha. Communication in Social Work. Centrum Press, 2011.
警告：這些引文格式不一定是100％准確.
APA引文