Philippines. Office of the President. Presidential Economic Staff. (1969). Provincial profiles of Lanao del Norte and Lanao del Sur. s.n.
Chicagoスタイル(17版)引用形式Philippines. Office of the President. Presidential Economic Staff. Provincial Profiles of Lanao Del Norte and Lanao Del Sur. [Manila: s.n, 1969.
MLA(9版)引用形式Philippines. Office of the President. Presidential Economic Staff. Provincial Profiles of Lanao Del Norte and Lanao Del Sur. s.n, 1969.
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