United Nations. Environment Programme, Watson, R. T., & Heywood, V. H. (1995). Global biodiversity assessment : summary for policy-makers / R.T. Watson (Chair), V.H.Heywood (executive editor) ... [et al.]: Summary for policy-makers. Cambridge University Press.
Chicago Edition CitationUnited Nations. Environment Programme, R. T. Watson, and V. H. Heywood. Global Biodiversity Assessment : Summary for Policy-makers / R.T. Watson (Chair), V.H.Heywood (executive Editor) ... [et Al.]: Summary for Policy-makers. Cambridge: Cambridge University Press, 1995.
MLA Edition CitationUnited Nations. Environment Programme, et al. Global Biodiversity Assessment : Summary for Policy-makers / R.T. Watson (Chair), V.H.Heywood (executive Editor) ... [et Al.]: Summary for Policy-makers. Cambridge University Press, 1995.