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.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিVirginia Polytechnic Institute and State University. University Libraries এবং 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.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিVirginia Polytechnic Institute and State University. University Libraries এবং 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.