APA-viite (7. p.)

Western State (Nigeria). Ministry of Agriculture and Natural Resources. (1971). Activities and programmes.

Chicago-viite (17. p.)

Western State (Nigeria). Ministry of Agriculture and Natural Resources. Activities and Programmes. [Ibadan, 1971.

MLA-viite (8. p.)

Western State (Nigeria). Ministry of Agriculture and Natural Resources. Activities and Programmes. 1971.

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