Wirasto. Sketsa wajah matematika SD Indonesia. FKIE-IKIP.
Chicago Style (17th ed.) CitationWirasto. Sketsa Wajah Matematika SD Indonesia. FKIE-IKIP.
MLA (8th ed.) CitationWirasto. Sketsa Wajah Matematika SD Indonesia. FKIE-IKIP.
Warning: These citations may not always be 100% accurate.