Zvieratá
Zvieratá
Zvieratá
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
• Formulovanie princípov „troch R“<br />
– Replacement – nahradenie<br />
– Reduction – zníženie počtu<br />
– Refinement – zlepšenie/zmiernenie<br />
Russell &Brunch (1959)