แหล่งที่มา WikiPedia: ไอโอเอส 13 https://9to5mac.com/2019/06/03/this-is-the-new-vol... https://www.apple.com/ios/ios-13-preview/ https://www.apple.com/ios/ios-13/ https://www.cnet.com/how-to/keep-your-location-sec... https://www.macrumors.com/2019/06/03/apple-unveils... https://mashable.com/article/apple-wwdc-2019-ipado... https://www.theverge.com/2019/6/3/18650906/siri-ne...
