Cita APA (7th ed.)
Markman, R. H., & Waddell, M. L. (1971). 10 steps in writing the research paper (Rev.). Barron's Educational Series.
Cita Chicago (17th ed.)
Markman, Roberta H., i Marie L. Waddell. 10 Steps in Writing the Research Paper. Rev. Woodbury, N.Y.: Barron's Educational Series, 1971.
Cita MLA (9th ed.)
Markman, Roberta H., i Marie L. Waddell. 10 Steps in Writing the Research Paper. Rev. Barron's Educational Series, 1971.
Atenció: Aquestes cites poden no estar 100% correctes.