Sinotech Engineering Consultants. (1985). Feasibility study WPP/SKP XIX c/C Nanga Mau: Final report. Sinotech Engineering Consultants, Inc. in association with P.T. Nasuma Putra Consulting Engineers.
Παραπομπή σε μορφή Chicago (17η εκδ.)Sinotech Engineering Consultants. Feasibility Study WPP/SKP XIX C/C Nanga Mau: Final Report. [Pontianak?]: Sinotech Engineering Consultants, Inc. in association with P.T. Nasuma Putra Consulting Engineers, 1985.
Παραπομπή σε μορφή MLA (8th εκδ.)Sinotech Engineering Consultants. Feasibility Study WPP/SKP XIX C/C Nanga Mau: Final Report. Sinotech Engineering Consultants, Inc. in association with P.T. Nasuma Putra Consulting Engineers, 1985.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.