Willcocks, S. W. (1930). Lectures on the ancient system of irrigation: In Bengal and to application to modern problems. University of Calcutta.
Citazione stile Chigago Style (17a edizione)Willcocks, Sir William. Lectures on the Ancient System of Irrigation: In Bengal and to Application to Modern Problems. Calcutta: University of Calcutta, 1930.
Citatione MLA (9a ed.)Willcocks, Sir William. Lectures on the Ancient System of Irrigation: In Bengal and to Application to Modern Problems. University of Calcutta, 1930.
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