Abbs, B., & Freebairn, I. Opening strategies: Workbook.
Chicagoスタイル(17版)引用形式Abbs, Brian, , Ingrid Freebairn. Opening Strategies: Workbook.
MLA(8版)引用形式Abbs, Brian, , Ingrid Freebairn. Opening Strategies: Workbook.
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APA(7版)引用形式