Wirojoedo,Soebijanto. (1981). 500 Tanya jawab filsafat / Soebijanto Wirojoedo. Yayasan Pancasila.
Chicago Style (17th ed.) CitationWirojoedo,Soebijanto. 500 Tanya Jawab Filsafat / Soebijanto Wirojoedo. Yayasan Pancasila, 1981.
MLA (8th ed.) CitationWirojoedo,Soebijanto. 500 Tanya Jawab Filsafat / Soebijanto Wirojoedo. Yayasan Pancasila, 1981.
Warning: These citations may not always be 100% accurate.