Garces, F. P. Behavioral objectives and instructional materials in elementary social studies.
芝加哥风格引文Garces, Felonila P. Behavioral Objectives and Instructional Materials in Elementary Social Studies.
MLA引文Garces, Felonila P. Behavioral Objectives and Instructional Materials in Elementary Social Studies.
警告：这些引文格式不一定是100％准确.