Gaya APA

Schuelke, W, J, S, ;, E, S, B, ;, L, D. (1982). Communication in business and professional organizations . Canada: Addison Wesley Pub..

Gaya MLA

Schuelke, William, J., Seiler, ;, E., Scott, Baudhuin, ;, L., David. "Communication in business and professional organizations". Canada: Addison Wesley Pub., 1982. Text.