Citing sources in Turabian format can be confusing, but the abbreviation “Ibid.” saves time and space. The Latin translation of “Ibid.” means “in the same place” and when used in Turabian means “in the same source.”
According to the Turabian manual, when citing the same work twice in a row, the first entry should include the author and page number, and the second entry should simply read “Ibid.” followed by the page number. If the source is from the same page, then “Ibid.” is the only word under the footnote.
Below are some rules for using “Ibid.”
It ends with a period because it is abbreviated from “ibidem.”
Another period follows the page number.
This is because “Ibid.” refers to the previous source, so it can be confusing when written after a footnote in which multiple sources are cited.
This can cause confusion and requires the reader to flip back a page to look at the last source that was cited.
Below are some examples of the use of “Ibid.”:
This is an incorrect citation because the same source is cited twice in a row, but the writer cited the entire citation the second time instead of using “Ibid”:
This is how the above writer should have cited the above information:
If the writer wanted to cite a different page of the Turabian manual, this is an example of how the writer would use “Ibid”: