Analisis strategi bersaing bisnis dc power supply dalam industri telekomunikasi (Studi kasus : PT. Tricipta Persada Nusantara) = Competitive strategic analysis business dc power supply in telecommunication industry (Case study : PT. Tricipta Persada Nusantara) - Gurning, Estina Juliana, author (Fakultas Teknik Universitas Indonesia, 2010)