Title: Sammanā Mahāwitthayalai Mahidon Khrang thī 3/2523 rư̄ang Sư̄ Kānsưksā rawāng wan thī 11-13 Mithunāyon 2523 na Hō̜rātchaphǣtthayālai, Khana Phǣtsāt Sirirāt Phayāban
Description: Proceedings of the third conference of Mahidol University on educational media.
Subjects: Aids and devices, Congresses, Teaching