Epstein, R. L. (2013). Guide to writing introductory college textbooks. Advanced Reasoning Forum.
芝加哥风格引文Epstein, Richard L. Guide to Writing Introductory College Textbooks. Socorro, New Mexico: Advanced Reasoning Forum, 2013.
MLA引文Epstein, Richard L. Guide to Writing Introductory College Textbooks. Advanced Reasoning Forum, 2013.
警告：这些引文格式不一定是100％准确.