ISBN 9787802271814 books & textbook
managers of construction enterprises must have knowledge of safety
LI YU YAN FENG XIAO CHUAN (GAO WEI QI YE GUAN LI REN YUAN AN QUAN SHENG CHAN CONG SHU )WEI HUI
China Building Materials Industry Press Pub. Date /1991-01-01 Paperback
isbn-10: 7802271819 / isbn-13: 9787802271814
