Asuncion, J.E.L., Tamayao, A.I., Vecaldo, R.T., Mamba, M.T., Paat, F.M.G., Pagulayan, E.S. and Utrela, J.U. 2021. Human Ecological Systems Shaping College Readiness of Filipino K-12 Graduates: A Mixed-Method Multiple Case Analysis. Humanities and Social Sciences Letters. 9, 1 (Jan. 2021), 34–49. DOI:https://doi.org/10.18488/journal.73.2021.91.34.49.