Sevilla, A. V. (1979). Our government, people and values: A proposed learning in social studies II.
Citazione stile Chigago Style (17a edizione)Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.
Citatione MLA (9a ed.)Sevilla, Aleli Villena. Our Government, People and Values: A Proposed Learning in Social Studies II. 1979.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.