Georgia Venice Bayle, Noel Florencondia, and Alma Galang. “Effective Contingent Leadership Style in REBCOR Construction – Cabanatuan City: A Case Study”. International Journal of Progressive Research in Science and Engineering, vol. 6, no. 01, Jan. 2025, pp. 9-23, https://journal.ijprse.com/index.php/ijprse/article/view/1133.