WASET
    Ofelia A. Damag,  Assessment of the Illustrated Language Activities of the Portage Guide to Early Education.   journal   = {International Journal of Educational and Pedagogical Sciences}, [online]. World Academy of Science, Engineering and Technology.
    March 2019, vol. 148(4). 406 - 409
    [viewed 28 March 2024]. Available from: https://publications.waset.org/pdf/10010217.