Onuoha, E. M., & Afonja, A. A. (2014). Austempering of Spheroidal Cast Iron. Obafemi Awolowo University.
Chicagoスタイル(17版)引用形式Onuoha, Enyinnaya Martin, , Adeniyi. A. Afonja. Austempering of Spheroidal Cast Iron. Obafemi Awolowo University, 2014.
MLA(9版)引用形式Onuoha, Enyinnaya Martin, , Adeniyi. A. Afonja. Austempering of Spheroidal Cast Iron. Obafemi Awolowo University, 2014.
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