APA
Philippines (Republic), . (1975). 1972 census of establishments. Manila: National Census and Statistics Office.
Chicago
Philippines (Republic), . 1975. 1972 census of establishments. Manila: National Census and Statistics Office.
Harvard
Philippines (Republic), . (1975). 1972 census of establishments. Manila: National Census and Statistics Office.
MLA
Philippines (Republic), . 1972 census of establishments. Manila: National Census and Statistics Office. 1975.
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