(1971). Fourth five year plan1968-74: :summary. The Director, Publication Division, Ministry of information and broadcasting, Government of India.
Tohutoru Kātū Chicago (17th ed.)Fourth Five Year Plan1968-74: :summary. New Delhi: The Director, Publication Division, Ministry of information and broadcasting, Government of India, 1971.
Tohutoro MLA (9th ed.)Fourth Five Year Plan1968-74: :summary. The Director, Publication Division, Ministry of information and broadcasting, Government of India, 1971.
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