APA citiranje

Porter, D. (2007). Frommer's Denmark. Hoboken: Wiley Publishing, Inc.

Trích dẫn kiểu Chicago

Porter, Darwin. Frommer's Denmark. Hoboken: Wiley Publishing, Inc, 2007.

MLA citiranje

Porter, Darwin. Frommer's Denmark. Hoboken: Wiley Publishing, Inc, 2007.

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