APA引文

COWELL DONALD W. (1984). MARKETING SERVICES. HEINEMANN.

芝加哥风格引文

COWELL DONALD W. MARKETING SERVICES. LONDON: HEINEMANN, 1984.

MLA引文

COWELL DONALD W. MARKETING SERVICES. HEINEMANN, 1984.

警告：这些引文格式不一定是100％准确.