Indra Khaidir. “FAKTOR PENYEBAB KETERLAMBATAN PELAKSANAAN PROYEK KONSTRUKSI DI SUMATERA BARAT”. JURNAL REKAYASA 8, no. 1 (November 24, 2019): 32-49. Accessed March 29, 2024. https://jurnalrekayasa.bunghatta.ac.id/index.php/JRFTSP/article/view/22.