Παραπομπή APA
(1974). Negative income tax: An approach to the co-operation of taxation and social welfare policies. Paris: Organization for Economic Co-operation and Development.
Παραπομπή Chicago StyleNegative Income Tax: An Approach to the Co-operation of Taxation and Social Welfare Policies. Paris: Organization for Economic Co-operation and Development, 1974.
Παραπομπή MLANegative Income Tax: An Approach to the Co-operation of Taxation and Social Welfare Policies. Paris: Organization for Economic Co-operation and Development, 1974.
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