ARL Statistics. Association of Research Libraries.
Chicagoスタイル(17版)引用形式ARL Statistics. Association of Research Libraries.
MLA(9版)引用形式ARL Statistics. Association of Research Libraries.
警告: この引用は必ずしも正確ではありません.
APA(7版)引用形式
ARL Statistics. Association of Research Libraries.
Chicagoスタイル(17版)引用形式ARL Statistics. Association of Research Libraries.
MLA(9版)引用形式ARL Statistics. Association of Research Libraries.