Nigerian Educational Research and Development Council. (1983). National Curriculum for Primary Social Studies. Federal Ministry of Education Lagos.
Citazione stile Chigago Style (17a edizione)Nigerian Educational Research and Development Council. National Curriculum for Primary Social Studies. Lagos: Federal Ministry of Education Lagos, 1983.
Citatione MLA (9a ed.)Nigerian Educational Research and Development Council. National Curriculum for Primary Social Studies. Federal Ministry of Education Lagos, 1983.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.