Gaya APA
Barton, G. (2016).
Biografi Gus DUR :
Biografi GUS DUR : The Autorized Biography of ABDURRAHMAN WAHID .
Yogyakarta:
Saufa.
Gaya MLA
Barton, Greg.
"Biografi Gus DUR :
Biografi GUS DUR : The Autorized Biography of ABDURRAHMAN WAHID".
Yogyakarta:
Saufa,
2016.
Text.