8 1 10 Burnet, M. Additional Author Dunbar,C.O Additional Author mixed material New York John Wiley & Sons 1966 Jan,A.U Additional Author Rothwell, N. V. Additional Author mixed material Karachi Forest Department 1989 Terman, L.M. Additional Author Leopold,A.O and Kriedemann,P.E Additional Author mixed material Singapore McGraw- Hill Book Company 1975 Stiles,W Additional Author Maxson,L.R. Additional Author mixed material London Cambridge University Press 1961 Harrison,J.L Additional Author Nagle, J.J. Additional Author mixed material India The Forest Research Institute, Dehra Dun 1913 Khan,M.M Additional Author Symposium on Genetics and Human Biology: Possibilities and Realities (1978: London) Additional Author mixed material Philppine University of the Philippines 1969 Davis,K.P Additional Author Sparkes, R.S. Additional Author mixed material New York McGraw- Hill Book Company 1966 Terman, L.M. Additional Author Stewart,J.L, Brandis,D Additional Author mixed material Waterloo WM.H.Allen & Co., 13 Waterloo Place, S.W. 1873