1. Use of recycled asphalt pavement—a practical approach to asphalt recycling;Cheung,2003
2. Environmental issues in construction: a review of issues and initiatives relevant to the building, construction and related industries;CIRIA (Construction Industry Research and Information Association),1993
3. The reclaimed and recycled construction materials handbook;Coventry,1999
4. Sustainable architecture: European directives and building design;Edwards,1999
5. Hong Kong Environment 2002;EPD (Environmental Protection Department),2002