Philippines. Ministry of Human Settlements. (1983). Regional multi-year human settlements plan, 1983-1987 & 2000: A physical development framework : Region I. Ministry of Human Settlements.
Chicago-viite (17. p.)Philippines. Ministry of Human Settlements. Regional Multi-year Human Settlements Plan, 1983-1987 & 2000: A Physical Development Framework : Region I. [Manila]: Ministry of Human Settlements, 1983.
MLA-viite (8. p.)Philippines. Ministry of Human Settlements. Regional Multi-year Human Settlements Plan, 1983-1987 & 2000: A Physical Development Framework : Region I. Ministry of Human Settlements, 1983.
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