op. cit.

Alternative forms

• op.cit.

Etymology

Latin opere (“in the work”) citātō (“cited”)

Noun

op. cit.

1. Used in bibliographies to indicate that the source was previously referenced.

   N. "Arcana Cœlestia", Emanuel Swedenborg, 1785, Dole Press, pp. 230–232
   ..
   N+m. "Arcana Cœlestia", op. cit. pp. 6–10