DONALD F. KURATKO Entrepreneurship: theory, process, practice. Mason: South-Western Cengage Learning, 2009. 544 p. ISBN 978-0-324-59091-3.
IRELAND, D., HOSKISSON, R., HITT, M. The Management of Strategy.South-Western CENGAGE Learning, 2009. ISBN 978-0-538-75321-0.
NEEDLE, D. Business in Context: An Introduction to Business and Its Environment. Thomson, 2004. 646 p. ISBN 9781861529923.
PORTER, M. E. Competitive Avantage : Creating and Sustaining Superior Performance. 1. New York : The Free Press, 1985. 558 s. ISBN 0-684-84146-0 .
WHEELEN THOMAS L., HUNGER DAVID J. Strategic management and business policy: toward global sustainability Upper Saddle River: Pearson Education, 2012. 911 p. ISBN 978-0-13-257020-6.