BAYANIN KYAUTATA KAN AMFANIN RUWAN MINERAL
Masu saye masu daraja,
Daliban Jami'ar Vilnius Marketing da Kasuwancin Duniya Karolis Antanas Stankevičius da Ieva Katinaitė suna gudanar da bincike kan sayayya da kwarewar amfani da ruwan kwalba don ci gaba da bincike.
Don Allah ku cika dukkan sassan wannan tambayoyi marar suna game da kwarewar ku na sayen ruwan kwalba na baya-bayan nan. Zai dauki kusan mintuna 4.
Sakamakon yana samuwa ne kawai ga mai rubutu