Encyclopaedia britannica
Encyclopaedia britannica
.-- London : Encyclopaedia Británica, 1969-1972
.-- 27 v. 28,5 cm
Comprende: 23 v. + 1 v. index and atlas + Book of the year 1970, 1972 + Yearbook of science and the future 1972
03=20
Enciclopedia
Comprende: 23 v. + 1 v. index and atlas + Book of the year 1970, 1972 + Yearbook of science and the future 1972
03=20
Enciclopedia