Villanueva, J. A. R. (2008). Towards a model of an integrated social studies curriculum: A sample learning unit. Alipato : a Journal of Basic Education.
Citazione stile Chigago Style (17a edizione)Villanueva, Juliet Aleta R. "Towards a Model of an Integrated Social Studies Curriculum: A Sample Learning Unit." Alipato : A Journal of Basic Education 2008.
Citatione MLA (9a ed.)Villanueva, Juliet Aleta R. "Towards a Model of an Integrated Social Studies Curriculum: A Sample Learning Unit." Alipato : A Journal of Basic Education, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.