Melinda, Annisa Prita. THE POWER OF SMKK: SISTEM MANAJEMEN KESELAMATAN KONSTRUKSI BERDASARKAN PERMEN PUPR NO. 21 TAHUN 2019. UNP PRESS, 2021. Accessed September 24, 2026. https://unppress.unp.ac.id/index.php/unp-press/catalog/book/47.