Gunungapi purba di Parangtritis, Daerah Istimewa Yogyakarta
Subtitle: laporan penelitian
By: oleh Widiyanto.
Publisher: Lembaga Penelitian, Universitas Gadjah Mada, Departemen Pendidikan Nasional
Published: 2001
Place of publication: Jogjakarta
Language: ind
Number of pages: 30
Other titles: Gunung api purba di Parangtritis, Daerah Istimewa Yogyakarta
Notes: In Indonesian, with summary in English.
Includes bibliographical references (leaves 29-30).