Perspectives on resource management Bằng O'Riordan, Timothy

Decade of decision report on the Conservation Society's conference 'Conservation 1970s'

Natural resource conservation an ecological approach Bằng Owen, Oliver S. 1920-

Table of contents only

Pollution the land we live on Bằng Jones, Claire

Nature study for conservation a handbook for environmental education Bằng Brainerd, John W. 1918-

Table of contents only

The environmental handbook / edited by Garrett De Bell Bằng De Bell, Garrett

Use and conservation of the biosphere proceedings. Bằng Intergovernmental Conference of Experts on the Scientific Basis for Rational Use and Conservation of the Resources of the Biosphere Paris 1968

Shadows over the land Bằng McCoy, J. J. (Joseph J.) 1917-

The conservation fraud Bằng Zurhorst, Charles

Before nature dies Bằng Dorst, Jean 1924-