TY - BOOK AU - MacDonald, N. TI - Trees and networks in biological models SN - 0471105082 U1 - 570.151152 21st ed. PY - 1983/// CY - Chichester PB - John Wiley and Sons KW - Biological models KW - Ecological communities KW - Mathematical models N1 - Index: p. 212-15 ER -