Yazar
Donald J Sheehan
3 cilt bulundu.
Cilt sonuçları
Effects of pollutants at the ecosystem level
Patrick J. Sheehan, Donald R. Miller, Philippe Bourdeau · Published on behalf of the Scientific Committee on Problems of the Environment (SCOPE) of the International Council of Scientific Unions (ICSU) by J. Wiley
443 sayfa · 1984
Umweltverschmutzung / Poluicao / Luftverschmutzung / Aufsatzsammlung / Pollution
Schools in the west
David C. Jones, Nancy M. Sheehan, J. Donald Wilson, Nancy M. Sheehan, David C. Jones · Detselig Enterprises
323 sayfa · 1986
Western Canada / Education / Addresses, essays, lectures / History / Social history
The effectiveness of concrete and formal instructional procedures with concrete- and formal-operational students
Donald J Sheehan · Yayınevi bilinmiyor
297 sayfa · 1978
Cognition in children / Educational tests and measurements