Syaifullah, A. (2007). Ukur Tanah Seri I - Dasar-dasar, Theodolit, Bearing dan Asimut, Pengukuran Sudut. STPN.
Chicago Style (17th ed.) CitationSyaifullah, Arief. Ukur Tanah Seri I - Dasar-dasar, Theodolit, Bearing Dan Asimut, Pengukuran Sudut. STPN, 2007.
MLA (8th ed.) CitationSyaifullah, Arief. Ukur Tanah Seri I - Dasar-dasar, Theodolit, Bearing Dan Asimut, Pengukuran Sudut. STPN, 2007.
Warning: These citations may not always be 100% accurate.