Ellis, J., & Williams, D. (1995). International business strategy. Financial Times Prentice Hall/Pearson Education.
Citazione stile Chigago Style (17a edizione)Ellis, John, e David Williams. International Business Strategy. Harlow: Financial Times Prentice Hall/Pearson Education, 1995.
Citatione MLA (9a ed.)Ellis, John, e David Williams. International Business Strategy. Financial Times Prentice Hall/Pearson Education, 1995.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.