Classification schedules :
Classification schedules : Acumulation of additions and changes throug 1970 : Class h. social sciences
- 251 páginas
"compiled from sources enumerated on verso"
Libros--Clasificación--Ciencias sociales
Z696.E7 / H1972
"compiled from sources enumerated on verso"
Libros--Clasificación--Ciencias sociales
Z696.E7 / H1972