John P. Clark

发表

Robert K. Leik, R. Leik, J. Clark, 1981 .
Richard E. Sykes, R. Sykes, J. Clark, 1975, American Journal of Sociology.
Robert K. Leik, T. Michael Carter, John P. Clark, 1981 .
J. Clark, T. Michael Carter, John P. Clark, 1983, International Journal of Mass Emergencies & Disasters.