LEADER 00337nam a2200109a 4500 001    2910
006    bevantic
008    20000101s  xx#        
090     |b16025 |dVaris Gri.54; 299 |c |e |f |g |i |h
245     |yBoletin bibliografico -68- estudios regionales -consejo sup. investigaciones cientificas. |b |k |d |e
260    Madrid |b |cd.d. |i
300    15 p. |b |c |f |i |l |m |p