Gaya APA

Yunus, H, S., Sutikno, . (2003). Indonesian Journal Of Geography Vol.35 Tahun 2003 (Vol 35 No.1,2 2003). liberti,Yogyakarta: Published by the Faculty Of Geography Gaja Mada University Yogyakarta Indonesia.

Gaya MLA

Yunus, Hadi, Sabari., Sutikno, . "Indonesian Journal Of Geography Vol.35 Tahun 2003". Vol 35 No.1,2 2003 liberti,Yogyakarta: Published by the Faculty Of Geography Gaja Mada University Yogyakarta Indonesia, 2003. Koleksi Berkala.