Calamba, Khay P., Annabelle D. De Guia, Rechalle-Ann R. Halipot, Charlotte C. Maraño, Mark Oliver A. Rico, and Jilven T. Amar, RL, MEd, MDM. 2019. “Assessing the Library Collaborative Personnel Services: A Developed Library Personnel Guidebook”. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 1 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/1477.