APA-viite (7. p.)

MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). (2020). Chemistry [electronic resource]. resources for finding open and sustainable teaching and learning materials..

Chicago-viite (17. p.)

MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). "Chemistry [electronic Resource]." Resources for Finding Open and Sustainable Teaching and Learning Materials. 2020.

MLA-viite (9. p.)

MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). "Chemistry [electronic Resource]." Resources for Finding Open and Sustainable Teaching and Learning Materials., 2020.

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