Cita APA (7th ed.)
Harwell, A., & Tomasik, K. (1987). When your friend gets cancer: How you can help. H. Shaw.
Cita Chicago (17th ed.)
Harwell, Amy, i Kristine Tomasik. When Your Friend Gets Cancer: How You Can Help. Wheaton, Ill.: H. Shaw, 1987.
Cita MLA (9th ed.)
Harwell, Amy, i Kristine Tomasik. When Your Friend Gets Cancer: How You Can Help. H. Shaw, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.