1. Value engineering: analysis and methodology;Younker,2003
2. Value engineering: a practical approach for owners, designers and contractors;Zimmerman,1982
3. Value engineering in the construction industry;Dell’Isola,1982
4. US Environmental Protection Agency. Value engineering: case studies and formats for proposals and reports; 1977
5. British Standards Institution. BS EN 1325–1: Value management, value analysis, functional analysis vocabulary – Part 1 Value analysis and functional analysis. London; 1997