00318nam a2200109Ia 4500008004100000041000800041100001600049245007100065260004400136365000900180999001900189231011s9999    xx            000 0 und d  aeng  aHal Goetsch  aDeveloping, Implementing, and Managing an Effective Marketing Plan  bAmercian Marketing Association,U.S.A. -  b1200  c888917d888917