G.V. Reklaitis ; with contributions by Daniel R. Schneider. Frank K. Reilly ; with contributions by Don M. Chance. Hans J. Eysenck ; with contributions by David W. Fulker. D. Zissos, with contributions by J. C. Bathory. D. Zissos ; with contributions by J.C. Bathory. I.G. Macdonald, with contributions by A.V. Zelevinsky. Mohammad Najafi ; with contributions by Sanjiv Gokhale. Stephen Marshak ; with contributions by Donald Prothero.