APA Style

INDONESIA., D, P, U. (1988). T. Yokota's posthumous text on sabo works vol. I Feb. 1988/Suyono Sosrodarsono; Tadahiro Matsushita;T. Hirozumi; Djoko Legowo . Jakarta: Volcanic Sabo Technical Centre.

MLA Style

INDONESIA., DEPARTEMEN, PEKERJAAN, UMUM. "T. Yokota's posthumous text on sabo works vol. I Feb. 1988/Suyono Sosrodarsono; Tadahiro Matsushita;T. Hirozumi; Djoko Legowo". Jakarta: Volcanic Sabo Technical Centre, 1988. Text.