Rāingān kānwičhai rư̄ang kānsưksā nǣokhit læ khwāmkhlư̄anwai khō̜ng nithatsakān sinlapa kap sangkhom thī čhat dōi Sathāban Prīdī Phanomyong, Phō̜.Sō̜. 2538-2560 = A study of concept and movement of art and social exhibitions by Pridi Banomyong Institute, B.E. 2538-2560