Marcos, F. E. (1967). President Ferdinand Marcos' speech at Nagulian, La Union. Part II.
Chicago-viite (17. p.)Marcos, Ferdinand E. President Ferdinand Marcos' Speech at Nagulian, La Union. Part II. 1967.
MLA-viite (9. p.)Marcos, Ferdinand E. President Ferdinand Marcos' Speech at Nagulian, La Union. Part II. 1967.
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