Preserving man's environment

Preserving man's environment

Detaylı Bibliyografya
Yazar: Pavoni, Joseph L.
Materyal Türü: Kitap
Dil:English
Baskı/Yayın Bilgisi: Louisville, Kentucky Data Courier c1974.
Konular:
Environmental education.
Ecology > Study and teaching.
Pollution > Study and teaching.