Central Library OPAC University of Rajshahi

Ecology and conservation / ecologie et conservation

Ecology and conservation / ecologie et conservation Unesco Paris - Paris : Unesco, 1971 - 706 p. : illus. ; 27 cm. - Ecology and conservation. Écologie et conservation, 1 . - 1. Ecology and conservation, .

"SC.68/XXIV.1/AF." English and French.

Includes bibliographies.


Ecology--Congresses.--Arctic regions

574.5260911 / ECO 1971