توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Yulius, Y., Salim, H. L., & Ramdhan, M. (2016). Spatial Pattern of Bathymetry in Wangi-Wangi Island and Its Surrounding Based on GEBCO Data and Nautical Map. Universitas Muhammadiyah Surakarta.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Yulius, Yulius, H L. Salim, و M. Ramdhan. Spatial Pattern of Bathymetry in Wangi-Wangi Island and Its Surrounding Based on GEBCO Data and Nautical Map. Universitas Muhammadiyah Surakarta, 2016.

توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)

Yulius, Yulius, et al. Spatial Pattern of Bathymetry in Wangi-Wangi Island and Its Surrounding Based on GEBCO Data and Nautical Map. Universitas Muhammadiyah Surakarta, 2016.