Ecological knowledge and environmental problem-solving :
Ecological knowledge and environmental problem-solving : concepts and case studies.
- Washington, D.C. : National Academy, 1986.
- xi, 388 p. ; 23 cm.
Incluye bibliografia.
0-309-03645-3
QH75 / N385
Incluye bibliografia.
0-309-03645-3
QH75 / N385