APA (7th ed.) Zitazioa
Epstein, R. L. (2013). Guide to writing introductory college textbooks. Advanced Reasoning Forum.
Chicago Style (17th ed.) Zitazioa
Epstein, Richard L. Guide to Writing Introductory College Textbooks. Socorro, New Mexico: Advanced Reasoning Forum, 2013.
MLA (9th ed.) Zitazioa
Epstein, Richard L. Guide to Writing Introductory College Textbooks. Advanced Reasoning Forum, 2013.
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