"pryoy, e j. "
mineral processing: / e.j. pryoy - 3 ed. - uk : applied science 1965. - "ix, 844p.; 23 cm."
0 444 20010 x hard cover
622. 7 pry
mineral processing: / e.j. pryoy - 3 ed. - uk : applied science 1965. - "ix, 844p.; 23 cm."
0 444 20010 x hard cover
622. 7 pry