Dumlao, L. F. (2001). Efficiency of the Philippine Stock Exchange using serial correlation and variance ratio tests. Bell & Howell Information and Learning Company.
Lua i Stíl Chicago (17ú heag.)Dumlao, Luis F. Efficiency of the Philippine Stock Exchange Using Serial Correlation and Variance Ratio Tests. Ann Arbor Michigan: Bell & Howell Information and Learning Company, 2001.
Lua MLA (9ú heag.)Dumlao, Luis F. Efficiency of the Philippine Stock Exchange Using Serial Correlation and Variance Ratio Tests. Bell & Howell Information and Learning Company, 2001.
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