Analysing sociolinguistic variation / Sali A. Tangliamonte

Variasi bahasa dan istilah pertanian di Kabupaten Karawang: sebuah kajian dialektologi = The variation of language and agricultural terms in Karawang regency: a dialectological study

Variationist sociolinguistics : change, observation, interpretation

Language and identity : an introduction / John Edwards

Negosiasi identitas budaya subordinat dan budaya dominan dalam industri musik populer: studi resepsi khalayak remaja pada identitas musisi klasik Isyana Sarasvati = Negotiating identity of subordinate culture within dominant culture in popular music industries: a reception study of youth audiences towards classical musician Isyana Sarasvati's identity