APA引文

Ries Al. (2017). Positioning: The Battle For Your Mind (20.). McGraw Hill Education.

芝加哥风格引文

Ries Al. Positioning: The Battle For Your Mind. 20. Chennai: McGraw Hill Education, 2017.

MLA引文

Ries Al. Positioning: The Battle For Your Mind. 20. McGraw Hill Education, 2017.

警告：这些引文格式不一定是100％准确.