Yip, G. S. (1982). Barriers to entry: A corporate-strategy perspective. LexingtonBooks.
Chicago Style (17th ed.) CitationYip, George S. Barriers to Entry: A Corporate-strategy Perspective. Lexington, Mass.: LexingtonBooks, 1982.
MLA (9th ed.) CitationYip, George S. Barriers to Entry: A Corporate-strategy Perspective. LexingtonBooks, 1982.
Warning: These citations may not always be 100% accurate.