Cruz, F. G. (1996). Taxonomies of functional literacy and numeracy, levels 1, 2 and 3. Education Research Program, Center for Integrative and development Studies, University of the Philippines and Department of Education, Culture and Sports, Bureau of Non-Formal Education.
Chicago-Zitierstil (17. Ausg.)Cruz, Flora G. Taxonomies of Functional Literacy and Numeracy, Levels 1, 2 and 3. [Quezon City]: Education Research Program, Center for Integrative and development Studies, University of the Philippines and Department of Education, Culture and Sports, Bureau of Non-Formal Education, 1996.
MLA-Zitierstil (9. Ausg.)Cruz, Flora G. Taxonomies of Functional Literacy and Numeracy, Levels 1, 2 and 3. Education Research Program, Center for Integrative and development Studies, University of the Philippines and Department of Education, Culture and Sports, Bureau of Non-Formal Education, 1996.