1.		Psychological and behavioural approaches to understanding and governing sustainable mobility / James Higham [et al] Resp- Sec.: Higham, James E. S. Cohen, Scott A. Peeters, Paul Gössling, Stefan
2.		Sociological barriers to developing sustainable discretionary air travel behaviour / Scott A. Cohen, James E.S. Higham, Arianne C. Reis Autor: Cohen, Scott A. Coautor: ; Higham, James E. S. Reis, Arianne C.