Lloyd Gutteridge. (2010). Business and Management for the IB Diploma: Study Guide (International Baccalaureate) (Study Guide.). Oxford University Press.
Цитирование в стиле Чикаго (17-е изд.)Lloyd Gutteridge. Business and Management for the IB Diploma: Study Guide (International Baccalaureate). Study Guide. Oxford University Press, 2010.
Цитирование MLA (9-е изд.)Lloyd Gutteridge. Business and Management for the IB Diploma: Study Guide (International Baccalaureate). Study Guide. Oxford University Press, 2010.
Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.