APA引文

BEER MICHAEL. (1988). JOY OF SELLING. MERCURY BOOKS.

芝加哥风格引文

BEER MICHAEL. JOY OF SELLING. LONDON: MERCURY BOOKS, 1988.

MLA引文

BEER MICHAEL. JOY OF SELLING. MERCURY BOOKS, 1988.

警告：这些引文格式不一定是100％准确.