Ellis, J., & Williams, D. (1995). International business strategy. Financial Times Prentice Hall/Pearson Education.
Čikaški stil citiranja (17. izdanje)Ellis, John, i David Williams. International Business Strategy. Harlow: Financial Times Prentice Hall/Pearson Education, 1995.
MLA način citiranja (9. izdanje)Ellis, John, i David Williams. International Business Strategy. Financial Times Prentice Hall/Pearson Education, 1995.