Bird,Malcom. (1991). The art of selling. Quarto Publishing.
Chicago Style (17th ed.) CitationBird,Malcom. The Art of Selling. Great Britain: Quarto Publishing, 1991.
MLA (9th ed.) CitationBird,Malcom. The Art of Selling. Quarto Publishing, 1991.
Warning: These citations may not always be 100% accurate.