APA(7版)引用形式

(1955). Flags of all nations. Her Majesty's stationery office.

Chicagoスタイル(17版)引用形式

Flags of All Nations. London: Her Majesty's stationery office, 1955.

MLA(8版)引用形式

Flags of All Nations. Her Majesty's stationery office, 1955.