Sevilla, A. V. (1979). Our government, people and values: A proposed learning in social studies II.
芝加哥风格引文Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.
MLA引文Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.
警告：这些引文格式不一定是100％准确.