004900000a22001810004500060000800000082001200008100002000020100001800040100002000058245004400078250000600122260003700128260000900165300000700174490005300181490004900234650002500283  a100  a591 LIF  aBondi, Flermann  aBullock, Alan  aEast,  W Gordon  aLife of animals: systems of animal life  a1  aLondon, Marshall Cavendish Books  c1969  a63  a84cMarshall Cavendish learning systems: biology  aMarshall Cavendish learning systems: biology  aZoology/ Animal life