Tohutoro APA (7th ed.)
(1989). Economic survey 1989 (ed.). Central Bureau of statistics.
Tohutoru Kātū Chicago (17th ed.)
Economic Survey 1989. ed. Nairobi: Central Bureau of statistics, 1989.
Tohutoro MLA (9th ed.)
Economic Survey 1989. ed. Central Bureau of statistics, 1989.
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