Setiawan, Rudy. “USULAN STANDAR DAN EVALUASI TINGKAT PELAYANAN WALKWAY DI UNIVERSITAS KRISTEN PETRA”. DIMENSI (Journal of Architecture and Built Environment) 33, no. 1 (August 3, 2005). Accessed July 3, 2024. https://dimensi.petra.ac.id/index.php/ars/article/view/16275.