00473nam a2200157Ia 4500008004100000020001800041040002500059082001400084100001600098245002800114260003300142300001000175942000700185952010600192999001700298240301s9999 xx 000 0 und d a9781680956399 aNORSU-BaycNORSU-Bay a387.5 A77 a3G Learning 0aCruise Ports Management aUSAb3G E-learning LLCc2017 a229p. cBK 00104070aNORSU-BaybNORSU-BaycCIRCd2024-02-29l0o387.5 A77pBay7878r2024-02-29w2024-02-29yBK c25334d25334