Rosen, H. J. (1999). Construction specifications writing: Principles and procedures (4th ed.). John Wiley.
Chicago-referens (17:e uppl.)Rosen, Harold J. Construction Specifications Writing: Principles and Procedures. 4th ed. New York: John Wiley, 1999.
MLA-referens (8:e uppl.)Rosen, Harold J. Construction Specifications Writing: Principles and Procedures. 4th ed. John Wiley, 1999.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.