Black, W. H. (1920). The real Europe pocket guide-book: (number 10 of the "Black's blue books") with 23 simple outline maps of the 33 new countries, and elaborate index. Brentanos.
Chicagoスタイル(17版)引用形式Black, William Harman. The Real Europe Pocket Guide-book: (number 10 of the "Black's Blue Books") with 23 Simple Outline Maps of the 33 New Countries, and Elaborate Index. Washington, New York [etc.]: Brentanos, 1920.
MLA(8版)引用形式Black, William Harman. The Real Europe Pocket Guide-book: (number 10 of the "Black's Blue Books") with 23 Simple Outline Maps of the 33 New Countries, and Elaborate Index. Brentanos, 1920.
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