00541nam a2200169Ia 4500008004100000020001100041040001200052041001200064082001700076100001800093245004100111260003600152300001100188942000700199952014600206999001900352230917s9999||||xx |||||||||||||| ||und||  cPOU2.5  e5aMAIN  aEnglish  a797.21 H478L  aHetz, Gerhard 0aLearning to swim: Quickly and safely  aYorkshirebE P Publishingc1975  a116 p.  cBK  0010406797_210000000000000_H478L709321504aMAINbMAINd2002-08-08g2.50l0o797.21 H478Lp48986r2023-09-17 21:57:37w2023-09-17yBKg2.5  c191618d191618