1. Ertel , M. O. The role of citizen advisory groups in water resources planning, Publ 43 Water Resour. Res. Center, Univ. of Mass. Amherst 1974
2. Some observations on alternative mechanisms for public involvement: The hearing, public opinion poll, the workshop and the quasi-experiment;Herbelein;Natur. Resour. J.,1976
3. The culture of participation in environmental decisionmaking;Sewell;Natur. Resour. J.,1976