توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

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.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

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.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

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.