Virginia Polytechnic Institute and State University. University Libraries & MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). (2017). Open education: Find OER (by discipline) [electronic resource]. Virginia Polytechnic Institute and State University.
Trích dẫn kiểu Chicago (xuất bản lần thứ 7)Virginia Polytechnic Institute and State University. University Libraries và MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). Open Education: Find OER (by Discipline) [electronic Resource]. Blacksburg, VA: Virginia Polytechnic Institute and State University, 2017.
Trích dẫn kiểu MLA (xuất bản lần thứ 9)Virginia Polytechnic Institute and State University. University Libraries và MERCED-I (Mindanao Educational Resources for Curricular Enhancement and Development-Initiatives) on OER (Open Educational Resources). Open Education: Find OER (by Discipline) [electronic Resource]. Virginia Polytechnic Institute and State University, 2017.