APA引文

BRENNAN,E.D. (1995). SALES QUESTION THAT CLOSE THE SALE. AMACOM.

芝加哥风格引文

BRENNAN,E.D. SALES QUESTION THAT CLOSE THE SALE. NEW YORK: AMACOM, 1995.

MLA引文

BRENNAN,E.D. SALES QUESTION THAT CLOSE THE SALE. AMACOM, 1995.