Para una historia del movimiento ecologista en España
By: [Benigno Varillas, Humberto da Cruz].
Contributors: Cruz, Humberto da.
Series: Colección Amigos de la tierra ;; 6
Publisher: Miraguano
Published: 1981
Place of publication: Madrid
Language: spa
Number of pages: 152
Subjects: Nature conservation -- Spain -- History.; Environmental protection -- Spain -- History.; Ecology -- Spain -- History.
Notes: Bibliography: p. 45-49.
"Documentos": p. 51-152.