Johnson, Gerry, Kevan Scholes, and Richard Whittington. 2008. Exploring Corporate Strategy. Eighth edition. Harlow, England: Financial Times Prentice Hall. https://ebookcentral.proquest.com/lib/gmul-ebooks/detail.action?docID=5139483.
Newell, Susan. 2009. Managing Knowledge Work and Innovation. 2nd ed. Basingstoke: Palgrave Macmillan.