BLYTON, E. (2004). THE SECRET SEVEN: GOOD WORK, SECRET SEVEN. HODDER HEADLINE LIMITED.
Chicagoスタイル(17版)引用形式BLYTON, ENID. THE SECRET SEVEN: GOOD WORK, SECRET SEVEN. HODDER HEADLINE LIMITED, 2004.
MLA(9版)引用形式BLYTON, ENID. THE SECRET SEVEN: GOOD WORK, SECRET SEVEN. HODDER HEADLINE LIMITED, 2004.
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