[et.al.], S. (1997). Sewindu Monumen Yogya Kembali 1989-1997. Yayasan Monumen Yogyakarta.
Chicago Style (17th ed.) Citation[et.al.], SOERJONO. Sewindu Monumen Yogya Kembali 1989-1997. Yayasan Monumen Yogyakarta, 1997.
MLA (8th ed.) Citation[et.al.], SOERJONO. Sewindu Monumen Yogya Kembali 1989-1997. Yayasan Monumen Yogyakarta, 1997.
Warning: These citations may not always be 100% accurate.