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1Published 1982Subjects “...Transportation and state Philippines Congresses....”
Book -
2Published 1989Subjects “...Rites and ceremonies Philippines Congresses....”
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3Published 1992Subjects “...Religion and culture Philippines....”
Conference Proceeding Book -
4Published 1988Subjects “...Foreign workers, Philippine Congresses....”
Book -
5Published 1984SubjectsBook
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6Published 1996“...Pinatubo, Mount (Philippines) Eruption, 1991 Environmental aspects Congresses....”
Conference Proceeding Book