Angela Royston. (2003). Heavy and Light (Heinemann First Library). Heinemann/Raintree.
Chicagoスタイル(17版)引用形式Angela Royston. Heavy and Light (Heinemann First Library). Heinemann/Raintree, 2003.
MLA(9版)引用形式Angela Royston. Heavy and Light (Heinemann First Library). Heinemann/Raintree, 2003.
警告: この引用は必ずしも正確ではありません.