Butler, J. J. Earth Observing Systems XXVII. SPIE Digital Library.
Chicagoスタイル(17版)引用形式Butler, James J. Earth Observing Systems XXVII. SPIE Digital Library.
MLA(9版)引用形式Butler, James J. Earth Observing Systems XXVII. SPIE Digital Library.
警告: この引用は必ずしも正確ではありません.