ISBN 7560246095 books & textbook
Hou Hongsheng Lin Yuxiang Bai Haiying. the engineering drawing Yan crown. written Northeast Normal University Press 9787560246093(Chinese Edition)
YAN GUAN HOU HONG SHENG LIN YU XIANG BAI HAI YING BIAN XIE
Northeast Normal University Press /2000-01-01 Paperback
isbn-10: 7560246095 / isbn-13: 9787560246093
