Ryland, G. (1989). Bulk handling of paddy and rice in Malaysia: An economic analysis. Australian Centre for International Agricultural Research.
Lua i Stíl Chicago (17ú heag.)Ryland, G.J. Bulk Handling of Paddy and Rice in Malaysia: An Economic Analysis. Canberra: Australian Centre for International Agricultural Research, 1989.
Lua MLA (9ú heag.)Ryland, G.J. Bulk Handling of Paddy and Rice in Malaysia: An Economic Analysis. Australian Centre for International Agricultural Research, 1989.
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