TY - BOOK AU - Pokras,Y. AU - Tushnyakov,M. AU - Isakson,Horace E. TI - Construction equipment operation and maintenance U1 - 693 PY - 1971/// CY - Moscow PB - Mir Publishers KW - Construction equipment KW - Maintenance and repair KW - Building KW - Equipment and supplies N1 - Includes index ER -