Espiel, M. G. R., Buenviaje, J. T., Javiniar, J. C., & Metila, R. A. (2018). Leadership communication skills of secondary principals in alternative learning system program implementation. College of Education, University of the Philippines Diliman.
Chicago-viite (17. p.)Espiel, Mary Grace R., Jerome T. Buenviaje, Joel C. Javiniar, ja Romylyn A. Metila. Leadership Communication Skills of Secondary Principals in Alternative Learning System Program Implementation. Quezon City: College of Education, University of the Philippines Diliman, 2018.
MLA-viite (9. p.)Espiel, Mary Grace R., et al. Leadership Communication Skills of Secondary Principals in Alternative Learning System Program Implementation. College of Education, University of the Philippines Diliman, 2018.