LEADER 00267nam a2200109a 4500 001 17258 006 bevantic 008 20000101s xx# 090 |b15986 |dVaris Gri.15; 244 |c |e |f |g |i |h 245 |yLibros y revistas |b |k |d |e 260 |b |c[s.d.] |i 300 p. 243-252 |b |c |f |i |l |m |p