ruangwaktu knowledge-hub for sustainable [urban] development.
L’avenue Office Tower, Lantai 11 Suite B Jalan Raya Pasar Minggu Kav. 16 Pancoran, Jakarta Selatan, 12780
email: ruangwaktu11@gmail.com
phone: +62 21 8066 7187
(only) whatsapp: +62 878 8844 4792 (Sessa Noviyanti)