APA (7 वां संस्करण) प्रशस्ति पत्र

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.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

DHV Raadgevend Ingenieursbureau, P.T Deserco, Indonesia. Direktorat Jenderal Cipta Karya, और 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.

एमएलए (8वां संस्करण) प्रशस्ति पत्र

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.

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