ISBN 7504580317 books & textbook
vocational skills training. identification of materials: Electric (middle)(Chinese Edition)
LIU SU PING REN LI ZI YUAN HE SHE HUI BAO ZHANG BU JIAO CAI BAN GONG SHI
China Labor and Social Security Publishing House P /2009-10-01 Paperback
isbn-10: 7504580317 / isbn-13: 9787504580313
