(1987). Legend on the agro-ecological map of Mekong Delta. HaNoi: The National Institute of Agricultural planning and projection of Viet Nam.
シカゴスタイル引用形Legend On the Agro-ecological Map of Mekong Delta. HaNoi: The National Institute of Agricultural planning and projection of Viet Nam, 1987.
MLA引用形式Legend On the Agro-ecological Map of Mekong Delta. HaNoi: The National Institute of Agricultural planning and projection of Viet Nam, 1987.
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