Prasad, K. K., & Ray, H. S. (2009). Advances in rotary kiln sponge iron plant. New Age International (P) Ltd..
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Tohutoru Kātū Chicago (17th ed.)
Prasad, K. K., me Hem Shankar Ray. Advances in Rotary Kiln Sponge Iron Plant. New Delhi: New Age International (P) Ltd., 2009.
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Tohutoro MLA (9th ed.)
Prasad, K. K., me Hem Shankar Ray. Advances in Rotary Kiln Sponge Iron Plant. New Age International (P) Ltd., 2009.
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Kua rahua te tārua ki te papatopenga
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