United States. Bureau of Labor Statistics
, Finn, Joseph T.
and Wood, Frank L.
Labor and Material Requirements for Private Multifamily Housing Construction : Bulletin of the United States Bureau of Labor Statistics, No. 1892 ,
Washington, D.C:
U.S. Dept. of Labor, Bureau of Labor Statistics,
1976, https://fraser.stlouisfed.org/title/4764,
accessed on January 23, 2026.