Gaya APA

HASRIA, . (2025). GEOLOGI DASAR (Ed. 1,Cet, 1). Sleman: Penerbit Deepublish.

Gaya MLA

HASRIA, . "GEOLOGI DASAR". Ed. 1,Cet, 1 Sleman: Penerbit Deepublish, 2025. FKIP-Geografi.