Black, John Donald
Introduction to economics for agriculture
Macmillan, 1953
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Finney, D.J.
An introduction to statistical science in agriculture
John Wiley & Sons, 1953
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Cohen, R.L.
The economics of agriculture with an introduction
University Press, 1955
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Agriculture in East Africa: an introduction to principles and practices
by A.D.R. Ker ... [and others]
Edward Arnold, 1978
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Saadah Alim
Pembalasannja / oleh Saadah Alim
Balai Pustaka, 1953
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