01343nam a2200337Ia 4500001001200000003000800012005001700020006001900037007001500056008004100071010001700112020002200129020001500151040002100166035002100187050002300208082001800231100005900249245010300308260004800411300002200459490004800481504005100529533015200580650002300732650002400755655002900779710001700808830004900825856013100874ebr10085355CaPaEBR20260707191650.0m        u        cr cn|||||||||921102s1992    nyua    sb    001 0 eng d  z   91038938   z0195069331 (pbk.)  z0195069323  aCaPaEBRcCaPaEBR  a(OCoLC)22813656714aQH375b.W52 1992eb04a577.01/622201 aWilliams, George C.q(George Christopher),d1926-2010.10aNatural selectionh[electronic resource] :bdomains, levels, and challenges /cGeorge C. Williams.  aNew York :bOxford University Press,c1992.  ax, 208 p. :bill.1 aOxford series in ecology and evolution ;v3  aIncludes bibliographical references and index.  aElectronic reproduction.bPalo Alto, Calif. :cebrary,d2011.nAvailable via World Wide Web.nAccess may be limited to ebrary affiliated libraries. 0aNatural selection. 0aVariation (Biology) 7aElectronic books.2local2 aebrary, Inc. 0aOxford series in ecology and evolution ;v3.40uhttp://site.ebrary.com/lib/strathmore/Doc?id=10085355zAn electronic book accessible through the World Wide Web; click to view