Road to Negro Progress. Great Neck Publishing.
芝加哥风格引文Road to Negro Progress. Great Neck Publishing.
MLA引文Road to Negro Progress. Great Neck Publishing.
警告：这些引文格式不一定是100％准确.
APA引文
Road to Negro Progress. Great Neck Publishing.
芝加哥风格引文Road to Negro Progress. Great Neck Publishing.
MLA引文Road to Negro Progress. Great Neck Publishing.