Implementation of safety and health on construction sites : proceedings of the Second International Conference of CIB Working Commission W99, Honolulu, Hawaii, 24-27 March, 1999 / edited by Amarjit Singh, Jimmie Hinze & Richard J. Coble. - Singh, Amarjit; Coble, Richard J.; Hinze, Jimmie (A.A. Balkema, 1999)