APA Style
      Nicholson, Wal. (1998).
    Microeconomis theory: basic principles and extention 7 Ed. (7).
    Orlando:
  Harcourt.
  
Chicago Style
      Nicholson, Wal.
    Microeconomis theory: basic principles and extention 7 Ed..
    7
    Orlando:
  Harcourt,
  1998.
  Manajemen.
  
IEEE Style
  *IEEE style untuk Skripsi
      Nicholson, Wal.
    (1998).
    Microeconomis theory: basic principles and extention 7 Ed..
    7.
  Orlando:
  Harcourt.
  
*IEEE style untuk Buku/Jurnal
      Nicholson, Wal.
    Microeconomis theory: basic principles and extention 7 Ed..
    7.
  Orlando:
  Harcourt,
  1998.
  
MLA Style
      Nicholson, Wal.
    Microeconomis theory: basic principles and extention 7 Ed..
    7
    Orlando:
  Harcourt,
  1998.
  Manajemen.
  
Turabian Style
      Nicholson, Wal.
    Microeconomis theory: basic principles and extention 7 Ed..
    7 
    Orlando:
  Harcourt,
  1998.
  Manajemen.