Raya, D. E. A. (2008). Concentration ratios, financial leverage and profitability: The case of selected Philippine corporations, 1997 - 2006. Philippine Management Review.
Citazione stile Chigago Style (17a edizione)Raya, Danilo Erwin A. "Concentration Ratios, Financial Leverage and Profitability: The Case of Selected Philippine Corporations, 1997 - 2006." Philippine Management Review 2008.
Citatione MLA (9a ed.)Raya, Danilo Erwin A. "Concentration Ratios, Financial Leverage and Profitability: The Case of Selected Philippine Corporations, 1997 - 2006." Philippine Management Review, 2008.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.