APA ציטוט

Porter, M. E. (2008). Michael E. Porter On Competition. Bloomsbury Publishing Plc.

Chicago Style (17th ed.) Citation

Porter, Michael E. Michael E. Porter On Competition. London: Bloomsbury Publishing Plc, 2008.

ציטוט MLA

Porter, Michael E. Michael E. Porter On Competition. Bloomsbury Publishing Plc, 2008.