TY - BOOK AU - Sulaiman Yamin Sulaiman bin Yamin TI - Frequency of testing and its effects on achievement, test anxiety and attitudes toward science of students at University Technology of Malaysia PY - 1989/// CY - Ann Arbor, Mich. PB - University Microfilms International KW - Achievement tests KW - Malaysia KW - Test anxiety N1 - Thesis (Ph.D.) - Oregon State University, 1988 ER -