TY  - BOOK
ED  - British Library.
TI  - The British Library : : humanities & social sciences collections : [guide] / 
SN  - 0-7123-0230-1
PY  - 1990///
CY  - London : 
PB  - British Library, 
KW  - British Library
N1  - Bibliografía: p. 78
ER  -