توثيق جمعية علم النفس الأمريكية APA (الطبعة السابعة)

Simanungkalit, P. (1996). The determinant factors of the failure of provision of very low-cost housing in Botabek between 1994 and 1996.

توثيق أسلوب شيكاغو (الطبعة السابعة عشر)

Simanungkalit, Panangian. The Determinant Factors of the Failure of Provision of Very Low-cost Housing in Botabek Between 1994 and 1996. 1996.

توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)

Simanungkalit, Panangian. The Determinant Factors of the Failure of Provision of Very Low-cost Housing in Botabek Between 1994 and 1996. 1996.