"kern, roy f. "
steel selection : a guide for improving performance and prof: its/ roy.f. kern - 1 ed. - usa : john wiley 1979. - "xi1, 445p.; 23 cm."
0-471-04287-0 hard cover
steel--
620. 17 ker
steel selection : a guide for improving performance and prof: its/ roy.f. kern - 1 ed. - usa : john wiley 1979. - "xi1, 445p.; 23 cm."
0-471-04287-0 hard cover
steel--
620. 17 ker