India. Posts and Telegraphs Dept. (1969). The annual report of the activities of the Posts & Telegraphs Department. Manager, Government of India Press.
Παραπομπή σε μορφή Chicago (17η εκδ.)India. Posts and Telegraphs Dept. The Annual Report of the Activities of the Posts & Telegraphs Department. Faridabad: Manager, Government of India Press, 1969.
Παραπομπή σε μορφή MLA (8th εκδ.)India. Posts and Telegraphs Dept. The Annual Report of the Activities of the Posts & Telegraphs Department. Manager, Government of India Press, 1969.
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