Ōkawa, R. (1990). The laws of gold: The wisdom of Buddha that inspires the new civilization. Institute for Research in Human Happiness.
Cita Chicago Style (17a ed.)Ōkawa, Ryūhō. The Laws of Gold: The Wisdom of Buddha That Inspires the New Civilization. Japan: Institute for Research in Human Happiness, 1990.
Cita MLA (9a ed.)Ōkawa, Ryūhō. The Laws of Gold: The Wisdom of Buddha That Inspires the New Civilization. Institute for Research in Human Happiness, 1990.
Precaución: Estas citas no son 100% exactas.