Okawa, R. (1990). The laws of the sun: The revelation of Buddha that enlightens the New Age. The Institute for Research in Human Happiness Press, Co., Ltd.
Citazione stile Chigago Style (17a edizione)Okawa, Ryuho. The Laws of the Sun: The Revelation of Buddha That Enlightens the New Age. Tokyo, Japan: The Institute for Research in Human Happiness Press, Co., Ltd, 1990.
Citatione MLA (9a ed.)Okawa, Ryuho. The Laws of the Sun: The Revelation of Buddha That Enlightens the New Age. The Institute for Research in Human Happiness Press, Co., Ltd, 1990.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.