Económica.

v.1-2 (no.1-6, 1954-55); v.3 (no.9-12, 1956-57); v.4-6 (no.13-24, 1957-60); v.7-8 (no.25-32, 1960-62); v.9-12:2 (no.33-36, 1965-66); v.12:3-5 (no.37-39, 1966-67); v.13 (no.40, 1967); v.17; v.23-27 yr.1977-81; v.27:1/2 (1981); v.27:3 (1981); v.28:1/2 (1982); v.28:3-v.30 (1982-84); v.30; v.31; v.31-32 (1985-86); v.32; v.32-33; v.33; v.34; v.34-35(1988-1989); v.35-36; v.35-39 1989-93; v.37; v.38-39; v.40; v.40-41 (1994-95); v.40-42 1994-96; v.41; v.42; v.42-43 (1996-97); v.43; v.43 no.1-2 1997; v.44 no.1-3; v.44 no.1-3 1998; v.44 no.1-4 pt.1 yr.1998; v.44 no.4; v.44 no.4 1998; v.44 no.4 pt.2 yr.1998; v.45 no.1-2; v.45 no.1-2 1999; v.45 no.3; v.45 no.3-4 1999; v.45 no.4; v.46; v.46-49 2000-03; v.47; v.48; v.49; v.50-51; v.50 no.1-2 2004; v.52 no.1-2 2006; v.19(1973); V.14-18 1968-72 INDEX