#Widyanto #Duta #Nugroho #LINE : widyanto #Skype : nyantaidulu #Snapchat : widyanto_dn http://bit.ly/widyantodutanugroho #Hangouts : widyanto@gmail.com Y!M : widyantodutanugroho@yahoo.com #twitter : @widy_anto & @widyanto_dn #Call: +6283892503698 or +6281218616908 #WhatsApp / #SMS / #Telegram : 08568525068 #Facebook / #Instagram / #Google+ / #Linkedin / #Path / #Foursquare / #Pinterest / #Youtube / #Slideshare : widyanto duta nugroho