Fourth SCAR Symposium on Antarctic Biology, Wilderness, South Africa, 12-16 September 1983 ; sponsors, International Council for Scientific Unions (ICSU) ... [et al.] ; organizers, scientific steering committee, SCAR Working Group on Biology, local organizing committee, SASCAR Subcommittee on Biological Sciences, in connection with the journal Polar biology ; edited by W.R. Siegfried, P.R. Condy, and R.M. LawsSpringer-Verlagc1985