Sittiyos, P. (1989). Deepwater rice planning meeting. Thailand: Rice research institute.
Trích dẫn kiểu ChicagoSittiyos, Prathes. Deepwater Rice Planning Meeting. Thailand: Rice research institute, 1989.
Deismireacht MLASittiyos, Prathes. Deepwater Rice Planning Meeting. Thailand: Rice research institute, 1989.
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