Dudeja, V. (2001). Information technology E - commerce and the E - business. Common wealth.
Παραπομπή Chicago StyleDudeja, V.D. Information Technology E - Commerce and the E - Business. New Delhi: Common wealth, 2001.
Παραπομπή MLADudeja, V.D. Information Technology E - Commerce and the E - Business. Common wealth, 2001.
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