Belloc, H. (1924). Economics for Helen ([1st ed., 1st issue.].). J.W. Arrowsmith.
Chicago Style (17. basım) AtıfBelloc, Hilaire. Economics for Helen. [1st ed., 1st issue.]. London: J.W. Arrowsmith, 1924.
MLA (8th ed.) AtıfBelloc, Hilaire. Economics for Helen. [1st ed., 1st issue.]. J.W. Arrowsmith, 1924.
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