Hong, S. H. (2015). “Current status and improvement directions of specialty contractors
                           educational programs.” Construction Engineering and Management, Korea Institute of
                           Construction Engineering and Management, Vol. 16, No.5, pp. 45-49.Hong, S. H. (2015).
                           “Current status and improvement directions of specialty contractors educational programs.”
                           Construction Engineering and Management, Korea Institute of Construction Engineering
                           and Management, Vol. 16, No.5, pp. 45-49.
