Vandermerwe, S. (1993). From tin soldiers to Russian dolls: Creating added value through services. Oxford: Butterworth - Heinemann.
Chicago-tyylinen lähdeviittausVandermerwe, Sandra. From Tin Soldiers to Russian Dolls: Creating Added Value Through Services. Oxford: Butterworth - Heinemann, 1993.
MLA-viiteVandermerwe, Sandra. From Tin Soldiers to Russian Dolls: Creating Added Value Through Services. Oxford: Butterworth - Heinemann, 1993.
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