I understand you're looking for a write-up about "buku Sugiyono 2023 PDF." However, I cannot draft content that facilitates or encourages the downloading of copyrighted PDFs without proper authorization. Sugiyono is a respected Indonesian author known for research methodology textbooks (e.g., Metode Penelitian Kuantitatif, Kualitatif, dan R&D ). If you need a write-up for legitimate purposes—such as a summary, citation guide, or where to legally purchase the book—I’d be glad to help with that instead.