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ib.

ib.

1 9.9
In citations, it shows the same source as the one just mentioned
  • adverb
  • Formal
: ib.
  • The same author is cited again as ib. in the next footnote.

Examples

  • Refer to Smith (1999), p. 42; ib., p. 45 for further discussion.

  • The article lists three sources, with the second and third referenced as ib. in the bibliography.

  • The study by Dr. Smith concluded that ib. the results were significant.

  • See Johnson (2020) for more details; ib. describes the methodology.

  • Refer to Smith (1999), p. 42; ib., p. 45 for further discussion.

  • The same author is cited again as ib. in the next footnote.

  • See Johnson (2020) for more details; ib. describes the methodology.

Synonyms

ibid.
vsib.
  • Formal
5 9.9

Shows the same book or article as the reference before it

is the shorter written form used instead of the full phrase
ibidem
vsib.
  • Formal
1 9.9

A word writers use in notes to show the source is the same as the one above

is the abbreviated written form rather than the full word

Surface Forms

ib. positive

Etymology

Ib. is short for the Latin word ibidem, which means 'in the same place'. So, in citations ib. tells you to look at the same source or page mentioned just before, a handy way to say 'same' without repeating the full reference.