O'Brien, Jacqueline Wasserman
Statistics sources : a subject guide to dat on industrial, business, social,educational, financial and other topics for the united states and internationally .-- 12 th. ed. .-- Detroit : Gale Reserach Co. , 1989
.--2 v. 29 cm.
Apéndice
0810325861
DICCIONARIOS
ENCICLOPEDIAS
ESTADISTICAS
Statistics sources : a subject guide to dat on industrial, business, social,educational, financial and other topics for the united states and internationally .-- 12 th. ed. .-- Detroit : Gale Reserach Co. , 1989
.--2 v. 29 cm.
Apéndice
0810325861
DICCIONARIOS
ENCICLOPEDIAS
ESTADISTICAS