Ōkawa, R. (1992). Shūkyō no chōsen: Mirakuru no kaze = The challenge of religion (Shohan.). Kōfuku no Kagaku Shuppan.
Chicago Style (17th ed.) CitationŌkawa, Ryūhō. Shūkyō No Chōsen: Mirakuru No Kaze = The Challenge of Religion. Shohan. Tōkyō: Kōfuku no Kagaku Shuppan, 1992.
MLA (9th ed.) CitationŌkawa, Ryūhō. Shūkyō No Chōsen: Mirakuru No Kaze = The Challenge of Religion. Shohan. Kōfuku no Kagaku Shuppan, 1992.
Warning: These citations may not always be 100% accurate.