Santiago, R. (1998). Department of Labor and Employment: 65th anniversary. Manila Bulletin.
Chicagoスタイル(17版)引用形式Santiago, Roni. "Department of Labor and Employment: 65th Anniversary." Manila Bulletin 1998.
MLA(9版)引用形式Santiago, Roni. "Department of Labor and Employment: 65th Anniversary." Manila Bulletin, 1998.
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