Szekely, J. (1973). The steel industry and the environment. New York: Marcel Dekker, Inc.
Trích dẫn kiểu ChicagoSzekely, Julian. The Steel Industry and the Environment. New York: Marcel Dekker, Inc, 1973.
Deismireacht MLASzekely, Julian. The Steel Industry and the Environment. New York: Marcel Dekker, Inc, 1973.
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