IERS. (2009). IERS annual report 2007. IERS.
シカゴスタイル引用形IERS. IERS Annual Report 2007. Frankfurtam Main: IERS, 2009.
MLA引用形式IERS. IERS Annual Report 2007. IERS, 2009.
警告: この引用は必ずしも正確ではありません.
IERS. (2009). IERS annual report 2007. IERS.
シカゴスタイル引用形IERS. IERS Annual Report 2007. Frankfurtam Main: IERS, 2009.
MLA引用形式IERS. IERS Annual Report 2007. IERS, 2009.