To anyone who need this book,
Please you buy in www.getscoop.com with link:
https://www.getscoop.com/id/search?s=Teori+Peran%3A+Konsep%2C+Derivasi%2C+dan+Implikasin ya.
If a link can not be opened, just get www.getscoop.com, please click BOOK, and then search the title. I was not allowed to share it through my personal account, because that has copy rights are PT Gramedia Pustaka Utama.