Try a different spelling or fewer words — or look in these trusted academic sources. The library team can also source a title through inter-library loan.
Ask a librarian
Harvard Business Essentials, . (2003). Negation. Boston: Harvard Business School Press.
Harvard Business Essentials, . 2003. Negation. Boston: Harvard Business School Press.
Harvard Business Essentials, . Negation. Boston: Harvard Business School Press. 2003.