editors, D.H. Sharp and T.F. West. editors, P.L. McCarty and P.V. Roberts. editors, R.J. Kohel and C.F. Lewis. editors, M. Che and G.C. Bond. editors, D.F. Mettrick and S.S. Desser. editors, M.F. Greaves and L.C. Chan. editors, K. L. Kompa and S. D. Smith. editors, A. Oksche and P. P鈋vet. editors, F.H. Schroder and H.J. de Voogt. editors, H.W. Lam and M.J. Thompson.