TY  - GEN
ED  - U.S. Bureau of the Census
TI  - United  States census of population: 1950.  Specail reports - Puerto Ricans in the continent United States
U1  - Pam 312.9 
PY  - 1953///
CY  - Washington
PB  - Govt. Print. Off
N1  - One of a series of reports (Series P-E bulletins) which comprise Vol. 4, specail reports
ER  -