contributing editors, D. Hui ... [et al.]. contributing editors, K.H. Hsu ... [et al.]. [contributing writers: Burton Beers ... et al.] contributing writers, Carol Domblewski ... [et al.]. [contributing authors, Kate Kinsella ...[et al.]]. contributions by H. Bilz ... [et al.]. contributed by E. T. G. Emery ... [et al.]. contributions by J. C. Boeyens ...[et al.]. principal contributors and editors, Mark C. Paulk ... [et al.]. contributors, J.D. Baxter...[et al.].