(1997). World atlas of desertification. Arnold.
Chicagoスタイル(17版)引用形式World Atlas of Desertification. Lodnon: Arnold, 1997.
MLA(9版)引用形式World Atlas of Desertification. Arnold, 1997.
警告: この引用は必ずしも正確ではありません.
(1997). World atlas of desertification. Arnold.
Chicagoスタイル(17版)引用形式World Atlas of Desertification. Lodnon: Arnold, 1997.
MLA(9版)引用形式World Atlas of Desertification. Arnold, 1997.