Sitanggang, P. (2002). Digital circuit controller for four levels elevator model: [rangkaian digital pengendali model lift 4 tingkat]. Universitas Sanata Dharma.
Chicago Style CitationSitanggang, Parulian. Digital Circuit Controller for Four Levels Elevator Model: [rangkaian Digital Pengendali Model Lift 4 Tingkat]. Universitas Sanata Dharma, 2002.
MLA CitationSitanggang, Parulian. Digital Circuit Controller for Four Levels Elevator Model: [rangkaian Digital Pengendali Model Lift 4 Tingkat]. Universitas Sanata Dharma, 2002.
Warning: These citations may not always be 100% accurate.