Sarmiento, P. (1998). Metal production strong in 1st qtr, dismal in 2nd qtr. Manila Times.
Chicago Style (17. basım) AtıfSarmiento, Prime. "Metal Production Strong in 1st Qtr, Dismal in 2nd Qtr." Manila Times 1998.
MLA (9th ed.) AtıfSarmiento, Prime. "Metal Production Strong in 1st Qtr, Dismal in 2nd Qtr." Manila Times, 1998.
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