Utoyo. (1985). Pra-EBTA Matematika. Jogjakarta: Nindita.
Chicago Style CitationUtoyo. Pra-EBTA Matematika. Jogjakarta: Nindita, 1985.
MLA CitationUtoyo. Pra-EBTA Matematika. Jogjakarta: Nindita, 1985.
Warning: These citations may not always be 100% accurate.