TY  - GEN
ED  - Library of Congress
TI  - Library of Congress classification schedules: a cumulation of additions and changes through 1973: class A: general works: polygraphy
PY  - 1974///
CY  - Detroit
PB  - Gale Research
KW  - classificacao da Biblioteca do Congresso
KW  - Classificação
KW  - Br
ER  -