Abraham, W. I. (1964). Problems of national imcome measurement in underdeveloped countries with special reference to the Philippines. University Microfilms.
Citace podle Chicago (17th ed.)Abraham, William Israel. Problems of National Imcome Measurement in Underdeveloped Countries with Special Reference to the Philippines. [Ann Arbor, Michigan: University Microfilms, 1964.
Citace podle MLA (9th ed.)Abraham, William Israel. Problems of National Imcome Measurement in Underdeveloped Countries with Special Reference to the Philippines. University Microfilms, 1964.
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