Gallagher James J. (1969). A summary research in science education for the years of 1968-69. ERIC.
芝加哥风格引文Gallagher James J. A Summary Research in Science Education for the Years of 1968-69. Ohio, Estados Unidos: ERIC, 1969.
MLA引文Gallagher James J. A Summary Research in Science Education for the Years of 1968-69. ERIC, 1969.
警告：这些引文格式不一定是100％准确.