TY  - BOOK
AU  - Thongchai Chewprecha
TI  - A Comparison of instructional pamphlets and audiotape models an acquisition of questioning skills by Thai high school chemistry teachers
PY  - 1978///
CY  - Ann Arbor, Mich.
PB  - University Microfilms International
KW  - Educational innovations
KW  - Asia, Southeastern
N1  - by Thongchai Chewprecha; Thesis (Ph.D.) - University of Maryland, 1977
ER  -