Philippines. Ministry of Education. Bureau of Public Schools & National Curriculum Development Workshop on Population Education (2nd : Manila : 1971). (1971). Resource units and scope and sequence in Population Education. s.n.
Chicago-referens (17:e uppl.)Philippines. Ministry of Education. Bureau of Public Schools och National Curriculum Development Workshop on Population Education (2nd : Manila : 1971). Resource Units and Scope and Sequence in Population Education. [Manila: s.n, 1971.
MLA-referens (9:e uppl.)Philippines. Ministry of Education. Bureau of Public Schools och National Curriculum Development Workshop on Population Education (2nd : Manila : 1971). Resource Units and Scope and Sequence in Population Education. s.n, 1971.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.