APA引文

CPSC. (1991). UNIT 2 SMALL BUSINESS SELF ASSESSMENT. CPSC.

芝加哥风格引文

CPSC. UNIT 2 SMALL BUSINESS SELF ASSESSMENT. CPSC, 1991.

MLA引文

CPSC. UNIT 2 SMALL BUSINESS SELF ASSESSMENT. CPSC, 1991.

警告：这些引文格式不一定是100％准确.