Walton, A. D., & Lewis, M. O. (1964). Foundation Directory (2nd ed.). Russell Sage Foundation.
Chicago Style aipamenaWalton, Ann D., and Marianna O. Lewis. Foundation Directory. 2nd ed. New York: Russell Sage Foundation, 1964.
MLA aipamenaWalton, Ann D., and Marianna O. Lewis. Foundation Directory. 2nd ed. Russell Sage Foundation, 1964.
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