BLACK, S. (1994). Practical Public Relations Sam Black. Universal Bookshall.
Chicago Style (17th ed.) CitationBLACK, Sam. Practical Public Relations Sam Black. Universal Bookshall, 1994.
MLA (8th ed.) CitationBLACK, Sam. Practical Public Relations Sam Black. Universal Bookshall, 1994.
Warning: These citations may not always be 100% accurate.