by M. Martin-Smith ...[et al.]. by A. J. Panshin ...[et al.]. by R. Latarjet ...[et al.]. by R. J. Blin-Stoyle ...[et al.]. by Herbert J. Reich ...[et al.]. by R. V. Ambartsumyan ...[et al.]. D. P. Smith ...[et al.]. M. R. Smith ...[et al.]. by A. Hasz ...[et al.]. by R. M. Bozorth ...[et al.].