Siregar, S. (2013). Early. PT.Gramedia Pustaka Utama.
Chicago Style (17th ed.) CitationSiregar, Syafrina. Early. PT.Gramedia Pustaka Utama, 2013.
MLA (8th ed.) CitationSiregar, Syafrina. Early. PT.Gramedia Pustaka Utama, 2013.
Warning: These citations may not always be 100% accurate.