Rosen, H. J. (1999). Construction specifications writing: Principles and procedures (4th ed.). John Wiley.

Rosen, Harold J. Construction Specifications Writing: Principles and Procedures. 4th ed. New York: John Wiley, 1999.

Rosen, Harold J. Construction Specifications Writing: Principles and Procedures. 4th ed. John Wiley, 1999.