Tohutoro APA (7th ed.)
ebrary, Inc, Powell, J. L., & Wahidin, A. (2009). Risk and social welfare. Nova Science Publishers.
Tohutoru Kātū Chicago (17th ed.)
ebrary, Inc, Jason L. Powell, me Azrini Wahidin. Risk and Social Welfare. New York: Nova Science Publishers, 2009.
Tohutoro MLA (9th ed.)
ebrary, Inc, et al. Risk and Social Welfare. Nova Science Publishers, 2009.
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