Vecini cu abisul.
Subtitle: Poluarea si echilibrul biologic.
By: [Ilustrația copertei : Done Stan].
Series: Orizonturi, 44
Publisher: Editura enciclopedică română
Published: 1972
Place of publication: București
Language: rum
Number of pages: 232
Subjects: Ecology.; Pollution.
Notes: Bibliography: p. 229-[230]
At head of title: Al. Ionescu.