Sarwono, Slamet S., and Amiluhur Soeroso. “Determinasi Demografi Terhadap Perilaku Karitatif Keorganisasian”.
Jurnal Siasat Bisnis
1, no. 6 (August 19, 2009). Accessed May 16, 2025. https://journal.uii.ac.id/JSB/article/view/1040.