TY  - BOOK
TI  - 1977 economic census of outlying areas: construction industries, Puerto Rico
T2  - OAC 77 ; 3 (revised)
PY  - 1980///
CY  - Washington
PB  - Dept. of Commerce, Bureau of the Census : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
KW  - Construction industry
KW  - Puerto Rico
KW  - Statistics
UR  - http://catalog.gpo.gov/fdlpdir/locate.jsp?ItemNumber=147-A-1&SYS=000102992
ER  -