(1999). Arthur andersens global lessons in activity-based management/ed. Steve Player, Roberto Lacerda. John Wiley & Sons.
Lua i Stíl Chicago (17ú heag.)Arthur Andersens Global Lessons in Activity-based Management/ed. Steve Player, Roberto Lacerda. John Wiley & Sons, 1999.
Lua MLA (8ú heag.)Arthur Andersens Global Lessons in Activity-based Management/ed. Steve Player, Roberto Lacerda. John Wiley & Sons, 1999.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.