apa bener ini bisa download? kalo diamazon sih ada ko bukunya https://www.amazon.co.uk/Discovering-Statistics-Using-Andy-Field-ebook/dp/B00HPZ4VVM/ref=sr_1_1?ie=UTF8&qid=1546507862&sr=8-1&keywords=Discovering+Statistics+Using+R+Ebooks tapi mhahal :thumbup
