Theory of Leisure Class, chap 7. Great Neck Publishing.
芝加哥风格引文Theory of Leisure Class, Chap 7. Great Neck Publishing.
MLA引文Theory of Leisure Class, Chap 7. Great Neck Publishing.
警告：这些引文格式不一定是100％准确.
APA引文
Theory of Leisure Class, chap 7. Great Neck Publishing.
芝加哥风格引文Theory of Leisure Class, Chap 7. Great Neck Publishing.
MLA引文Theory of Leisure Class, Chap 7. Great Neck Publishing.