Gaya APA

Jica, ., P3G, . (1991). Quaternary Geology of the Northern Foot Area of Mount Lawu & Along the Middle Course of the Solo River, Central & East Java . : GRDC & JICA.

Gaya MLA

Jica, ., P3G, . "Quaternary Geology of the Northern Foot Area of Mount Lawu & Along the Middle Course of the Solo River, Central & East Java". : GRDC & JICA, 1991. Text.