Two or more works by the same author in the same year (CSE)

Citation-sequence

5. Seppa N. Protein implicated in many cancers. Sci News. 2010 Oct 20 [accessed 2011 Jan 22]. http://www.sciencenews.org/view/generic/id/64426.

9. Seppa N. Anticancer protein might combat HIV. Sci News. 2010 Nov 20:9.

Explain

  • In the citation-sequence system, list and number the works in the order in which they appear in the paper.
  • Use the appropriate number for references to the source in the text of the paper.
  • Make the first line of each entry flush with the left margin. Indent any additional lines in the entry one-quarter inch.

Citation-name

5. Seppa N. Anticancer protein might combat HIV. Sci News. 2010 Nov 20:9.

6. Seppa N. Protein implicated in many cancers. Sci News. 2010 Oct 20 [accessed 2011 Jan 22]. http://www.sciencenews.org/view/generic/id/64426.

Explain

  • In the citation-name system, list the works alphabetically by title, and then number the works in order.
  • Use the appropriate number for references to the source in the text of the paper.
  • Make the first line of each entry flush with the left margin. Indent any additional lines in the entry one-quarter inch.

Name-year

Seppa N. 2010a Jul 31. Fish oil may fend off breast cancer: other supplements studied show no signs of protection. Sci News. 13.

Seppa N. 2010b Sep 25. Ovary removal boosts survival: procedure shown to benefit women with BRCA mutations. Sci News. 12.

Explain

  • List the works in chronological order, the earliest first.
  • Add the letters “a,” “b,” and so on after the year.
  • If the works have only a year but not exact dates, arrange the entries alphabetically by title.
  • Use the year plus the letter in parenthetical references in the text of the paper.
  • Make the first line of each entry flush with the left margin. Indent any additional lines in the entry one-quarter inch.

Related topics:

CSE guidelines, reference list

Directory to CSE reference list models