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München: Droemer Knaur, 1984
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Geneve: International Organization for Standardization, 2024
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Geneve: International Organization for Standardization, 2019
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Geneve: International Organization for Standardization, 2023
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Geneve: International Organization for Standardization, 2023
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Geneve: International Organization for Standardization, 2021
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Geneve: International Organization for Standardization, 2019
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Geneve: International Organization for Standardization, 2019
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Geneve: International Organization for Standardization, 2019
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Geneve: International Organization for Standardization, 2019
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Geneve: International Organization for Standardization, 2018
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Geneve: International Organization for Standardization, 2015