By Departamento Asuntos Científicos OEA.
, -Existencias: 1965-1968 vol. 1-6; 1973 vol. 13; 1977 vol. 16; 1982-1983 vol. 22-23, 26

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By Departamento Asuntos Científicos OEA.
, -Existencias: 1970 v. 11, no. 1; 1971 v. 12, no. 1-2; 1972 v. 13, no. 1-6; 1974 v. 15, no. 1-6; 1975 v. 16, no. 1-2; 1976-1978 v. 17-19, no. 1-4; v. 20-21, no. 1-4; 1982 v. 22, no. 1-4; 1984 v. 24, no. 1-2; 1985 v. 25, no. 1-4; 1986-1987 v. 26-27, no. 1-2 // Donación Darwinion 2002

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