Sarmiento, P. (1998). Metal production strong in 1st qtr, dismal in 2nd qtr. Manila Times.
Cita Chicago (17th ed.)Sarmiento, Prime. "Metal Production Strong in 1st Qtr, Dismal in 2nd Qtr." Manila Times 1998.
Cita MLA (9th ed.)Sarmiento, Prime. "Metal Production Strong in 1st Qtr, Dismal in 2nd Qtr." Manila Times, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.