Williame, R. (2009). Eyewitness Travel Top 10 London. Erlangga.
Chicago Style CitationWilliame, Roger. Eyewitness Travel Top 10 London. Erlangga, 2009.
MLA引文Williame, Roger. Eyewitness Travel Top 10 London. Erlangga, 2009.
警告：這些引文格式不一定是100％准確.
APA引文