Ananichev, K.
Environment : international aspect / K. Ananichev. - Moscow : Progress Publishers, 1976. - 207 p. : 20 cm. - Current problems .
Includes bibliographical references.
Environment.
363.6 / ANE
Environment : international aspect / K. Ananichev. - Moscow : Progress Publishers, 1976. - 207 p. : 20 cm. - Current problems .
Includes bibliographical references.
Environment.
363.6 / ANE