DHV Raadgevend Ingenieursbureau, Deserco, P.T, Indonesia. Direktorat Jenderal Cipta Karya, & Netherlands. Directie Internationale Technische Hulp. (1977). Six Cities Water Supply Project: Draft final report on Lubuk Linggau water supply. DHV Consulting Engineers in cooperation with P.T. Deserco.
Chicago-referens (17:e uppl.)DHV Raadgevend Ingenieursbureau, P.T Deserco, Indonesia. Direktorat Jenderal Cipta Karya, och Netherlands. Directie Internationale Technische Hulp. Six Cities Water Supply Project: Draft Final Report on Lubuk Linggau Water Supply. [Jakarta]: DHV Consulting Engineers in cooperation with P.T. Deserco, 1977.
MLA-referens (8:e uppl.)DHV Raadgevend Ingenieursbureau, et al. Six Cities Water Supply Project: Draft Final Report on Lubuk Linggau Water Supply. DHV Consulting Engineers in cooperation with P.T. Deserco, 1977.