Gaya APA
      Allen,Michael, Salim,Emil, Mahanani,Nurcahyo. (2001).
    Business Portfolio Management .
    Jakarta:
  Erlangga.
  
Gaya Chicago
      Allen,Michael, Salim,Emil, Mahanani,Nurcahyo.
    Business Portfolio Management.
    
    Jakarta:
  Erlangga,
  2001.
  Text.
  
Gaya MLA
      Allen,Michael, Salim,Emil, Mahanani,Nurcahyo.
    Business Portfolio Management.
    
    Jakarta:
  Erlangga,
  2001.
  Text.
  
Gaya Turabian
      Allen,Michael, Salim,Emil, Mahanani,Nurcahyo.
    Business Portfolio Management.
     
    Jakarta:
  Erlangga,
  2001.
  Print.