AID reference center and technical assistance bureau. (1973). AID research abstracts. Agency for International Development.
Chicago-viite (17. p.)AID reference center and technical assistance bureau. AID Research Abstracts. Washington: Agency for International Development, 1973.
MLA-viite (8. p.)AID reference center and technical assistance bureau. AID Research Abstracts. Agency for International Development, 1973.
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