Παραπομπή APA

Orr, L. L., Hollister, R. G., & Lefcowitz, M. J. (1971). Income maintenance: Interdisciplinary approaches to research. Chicago: Markham Publishing Company.

Παραπομπή Chicago Style

Orr, Larry L., Robinson G. Hollister, and Myron J. Lefcowitz. Income Maintenance: Interdisciplinary Approaches to Research. Chicago: Markham Publishing Company, 1971.

Παραπομπή MLA

Orr, Larry L., Robinson G. Hollister, and Myron J. Lefcowitz. Income Maintenance: Interdisciplinary Approaches to Research. Chicago: Markham Publishing Company, 1971.

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