00507nam a2200121Ia 4500008004100000040001700041082002300058110007900081245016200160260002200322300001000344650003100354190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta574.07bO68N  aOrganization for Eonomic Co-operation and Development (1962: Switzerland)) 0aNew thinking in school Biologybreport on the OECD seminar on the reform of Biology teaching La Tour De Peilz (Near Vevey, Switzerland)4-14th September, 1962  aParisbOECDc1962  a328p.  aBiology-Study and teaching