Ford, E. H. (2007). Frommer's Washington, D.C. 2007. Hoboken: Wiley Publishing, Inc.
Trích dẫn kiểu ChicagoFord, Elise Hartman. Frommer's Washington, D.C. 2007. Hoboken: Wiley Publishing, Inc, 2007.
MLA引文Ford, Elise Hartman. Frommer's Washington, D.C. 2007. Hoboken: Wiley Publishing, Inc, 2007.
警告:這些引文格式不一定是100%准確.