Gaya APA

Sartono, S. (2000). Stratigraphy and Sedimentation of the Easternmost part of Gunung Sewu (east djava) . : djawatan geologi.

Gaya MLA

Sartono, S.. "Stratigraphy and Sedimentation of the Easternmost part of Gunung Sewu (east djava)". : djawatan geologi, 2000. Text.