Lihat Juga

• Language code varietes used by some students from Kupang of the year 2000 in Petra Christian University: a case study
  oleh: Seran, Carolina Patrisia
  Terbitan: (2002)
• Language code varieties used by some students from kupang of the year 2000 in petra christian university : a case study
  oleh: Seran, Patrisia Carolina
  Terbitan: (2002)
• A Sociolinguistic study of chastisements use by Chinese and Javanese male and female of Petra Christian University Students
  oleh: SANTI KARTIKA
  Terbitan: (2000)
• A Sociolinguistic study of code switching among the students of Faculty of Letters, Petra Christian University
  oleh: FEBRINA
  Terbitan: (1995)
• The Codes used by a subordinate to his close superior at a department at Petra Christian University when talking about office and personal matters
  oleh: PATRISIA MADE JELITA
  Terbitan: (2011)