APA引文

COVEY, S. THE 7 HABITS OF HIGHLY EFFECTIVE TEENS.

芝加哥风格引文

COVEY, SEAN. THE 7 HABITS OF HIGHLY EFFECTIVE TEENS.

MLA引文

COVEY, SEAN. THE 7 HABITS OF HIGHLY EFFECTIVE TEENS.

警告：这些引文格式不一定是100％准确.