(1973). The National Gallery: Illustrated general catalogue.
Chicagoスタイル(17版)引用形式The National Gallery: Illustrated General Catalogue. London, 1973.
MLA(8版)引用形式The National Gallery: Illustrated General Catalogue. 1973.
警告: この引用は必ずしも正確ではありません.
(1973). The National Gallery: Illustrated general catalogue.
Chicagoスタイル(17版)引用形式The National Gallery: Illustrated General Catalogue. London, 1973.
MLA(8版)引用形式The National Gallery: Illustrated General Catalogue. 1973.