marketing 2 [vynechat] communication in marketing 1 [vynechat] customer services 1 [vynechat] manažment kvality 1 [vynechat] marketing research 1 [vynechat] marketingová komunikácia 1 [vynechat] marketingový výskum 1 [vynechat] planning 1 [vynechat] plánovanie 1 [vynechat] quality control 1 [vynechat] services industries 1 [vynechat] služby 1 [vynechat] zákaznícke služby 1 [vynechat]