Ecología, hoy.
Subtitle: El hombre y su medio.
By: Prólogo de Ramón Margalef.
Series: Colección "Hay que saber," 7
Publisher: Teide
Published: 1971
Place of publication: [Barcelona]
Language: spa
Number of pages: 146
Subjects: Ecology.; Human ecology.
Notes: Bibliography: p. [141]-142.