by E. R. Parker ...[et al.]. by Earl R. Parker...[et al.]. by J. J. Bulmer ...[et al.]. by C. R. Wilke ... [et al.]. by A. T. Dover ...[et al.]. by H. R. Bolliger ...[et al.]. by S.A.K. Palmer ... [et al.]. by J. F. Bremner ...[et al.]. by S.S. Penner ... [et al.]. edited by Earl R. Parker ...[et al.].