ISBN 9787811074932 books & textbook
coal mine safety team-based management: mechanical and electrical team(Chinese Edition)
(QUAN GUO “ WAN MING BAN ZU ZHANG AN QUAN PEI XUN GONG CHENG ” PEI TAO JIAO CAI)WEI HUI ZHU
China University of Mining Press /2000-01-01 Paperback
isbn-10: 7811074931 / isbn-13: 9787811074932
