00444pamaa2200157 4500 0000001055 20060413090000.0 0719553741 570 CLE 1994 QH308.2 CLE 1994 CLEGG Advanced biology : principles and applications C.J.Clegg and D.G.Mackean. London: John Murray Pub., 1994. vi, 714p.: col.ill.; 28cm. Biology Mackean, D.G