Piyanut Konchalard In-service priority needs of elementary school teachers in Chonburi, Thailand / Piyanut Konchalard - Greeley, Colorado : University of Northern Colorado, 1986 - 214 p. ; 22 cm. Thesis (Ph.D) - University of Northern Colorado, 1986 Subjects--Topical Terms: Teachers--In--service training--Thailand--Chonburi