Gathecha, C. W. (2012). The effectiveness of communication channels used in diffusion of agricultural innovations: The case of improved pigeonpea variety in Makueni county. Daystar University.
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Chicago-čujuhus (17. p.)
Gathecha, Christine Wangari. The Effectiveness of Communication Channels Used in Diffusion of Agricultural Innovations: The Case of Improved Pigeonpea Variety in Makueni County. Nairobi: Daystar University, 2012.
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MLA-čujuhus (9. p.)
Gathecha, Christine Wangari. The Effectiveness of Communication Channels Used in Diffusion of Agricultural Innovations: The Case of Improved Pigeonpea Variety in Makueni County. Daystar University, 2012.
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