Tie kuang han tan qiu tuan ji shu = 铁矿含碳球团技术 / 铁矿含碳球团技术 汪琦著. - Beijing : 冶金工业出版社, 2005. - 182 p. : ill. ; 20 cm. ISBN: 9787502436247 Subjects--Topical Terms: Chinese language--Study and teaching--Foreign speakers. Dewey Class. No.: 495.180071 / TIK