Janner, G. E. (1971). The businessman's guide to travel and to profits abroad. Business Books.
芝加哥风格引文Janner, Greville Ewan. The Businessman's Guide to Travel and to Profits Abroad. London: Business Books, 1971.
MLA引文Janner, Greville Ewan. The Businessman's Guide to Travel and to Profits Abroad. Business Books, 1971.
警告：这些引文格式不一定是100％准确.