Hardy, G. F. (1905). Memorandum on the age tables and rates of mortality of the Indian census of 1901. Office of the superintendent, government printing, India.
Chicago-referens (17:e uppl.)Hardy, George Francis. Memorandum on the Age Tables and Rates of Mortality of the Indian Census of 1901. Calcutta: Office of the superintendent, government printing, India, 1905.
MLA-referens (8:e uppl.)Hardy, George Francis. Memorandum on the Age Tables and Rates of Mortality of the Indian Census of 1901. Office of the superintendent, government printing, India, 1905.
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