TY - GEN TI - Bibliografia Venezolana U1 - 015 Bib PY - 1971/// CY - Biblioteca Nacional PB - Caracas N1 - 1971 - no. 5-6, Jan. - June, no. 7-8 July - December; 1972 - no. 9 - 10 January - June, no. 11 - 12 July - December; 1973 - no. 13 - 14 January - June, no 15 - 16 July - December; 1981 - Vol. 2 March - December; 1988 - Vol. 8; 1991 - Vol. 11, Term 1 and Term 2; Vol. 12, 1st and 2nd Semester; 1992 - Vol. 13, First and Second Semester; 1993 - Vol.14, First and Second Semester; 1994 - Vol. 15, First and Second Semester; 1995 - Vol. 16, First and Second Semester ER -