1. Die Nachfrage nach alternativen Lebensmitteln;von Alvensleben;Agrarwirtschaft,1986
2. Construction and validation of a scale to measure socially responsible consumption behavior;Antil,1979
3. Strukturen sozialen Konsumbewuβtseins;Balderjahn,1985
4. Self-regulation of motivation and action through goal systems;Bandura,1988
5. Arousal and reinforcement;Berlyne,1967