Cita APA (7th ed.)
Paul, R., & Elder, L. (2007). How to write a paragraph: The art of substantive writing. Foundation for Critical Thinking Press.
Cita Chicago (17th ed.)
Paul, Richard, i Linda Elder. How to Write a Paragraph: The Art of Substantive Writing. Tomales, Calif.: Foundation for Critical Thinking Press, 2007.
Cita MLA (9th ed.)
Paul, Richard, i Linda Elder. How to Write a Paragraph: The Art of Substantive Writing. Foundation for Critical Thinking Press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.