Beard Roger. (2009). Sage Handbook of Writing Development. Sage.
Chicagoスタイル(17版)引用形式Beard Roger. Sage Handbook of Writing Development. LONDON: Sage, 2009.
MLA(9版)引用形式Beard Roger. Sage Handbook of Writing Development. Sage, 2009.
警告: この引用は必ずしも正確ではありません.