7961
Publicado 1962
“...California (E.U.A.) Bureau of Criminal Statistics...”
7962
Publicado 1929
“...Chicago (E.U.A.) Institute of Applied Science...”
7963
7964
Publicado 1928
“...Beloit College (Beloit, E.U.A. (Wisconsin))...”
7965
7966
7967
Publicado 1871
“...E.U.A . Dept. of State...”
7968
Publicado 1968
“...National Agricultural Library (Beltsville, E.U.A.)...”
7969
7970
7971
7972
7973
7974
7975
7976
7977
7978
7979
7980
Publicado 1911
“...California (E.U.A.) Office of State Controller...”