AMOS, J. &. S. A. (1999). IT WON'T WORK ! GOOD FRIENDS SERIES.
Chicagoスタイル(17版)引用形式AMOS, J. & SPENCELEY A. IT WON'T WORK ! GOOD FRIENDS SERIES. 1999.
MLA(9版)引用形式AMOS, J. & SPENCELEY A. IT WON'T WORK ! GOOD FRIENDS SERIES. 1999.
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