(2000). Philippine labor force survey, October 2000 (preliminary results). NSO Monthly Bulletin Statistics.
Chicago-viite (17. p.)"Philippine Labor Force Survey, October 2000 (preliminary Results)." NSO Monthly Bulletin Statistics 2000.
MLA-viite (9. p.)"Philippine Labor Force Survey, October 2000 (preliminary Results)." NSO Monthly Bulletin Statistics, 2000.
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