Földünk és környezetünk 2. rész

A group of pupils and teacher from Trefort secondary grammar school, heating, waste management, roles and responsibilities, environmental friendly solutions, recycling,

Bibliographic Details
Institution:Open Society Archives at Central European University
Language:Hungarian
Subjects:
Online Access:http://hdl.handle.net/10891/osa:2000a280-397c-4a33-b584-1788523482d1
Description
Summary:A group of pupils and teacher from Trefort secondary grammar school, heating, waste management, roles and responsibilities, environmental friendly solutions, recycling,