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71
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72
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73
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74
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75
Changes in the social demography of Itogon and Mankayan mining communities (1903-1970)
Published 2020Thesis -
76
Close watch urged on population dev'ts. IN Editorial [column]
Published in Manila Bulletin (2020)Article -
77
Prepare for these thousands of babies. IN Editorial [column]
Published in Manila Bulletin (2020)Article -
78
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79
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80


