Kānsưksā kham nai silāčhārưk lak thī 1 khō̜ng Phō̜khun Rāmkhamhǣng Mahārāt

by Rātrī Thanwārachō̜n

ISBN: 978-974-571-618-6

ISBN-10: 974-571-618-9

Samnakphim Mahāwitthayālai Thammasāt