It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.
MLA Citation Style Guide: Indirect Source
This guide contains examples of common citation formats in MLA (Modern Language Association) Style
Sometimes an author writes about research that someone else has done, but you are unable to track down the original research report. In this case, because you did not read the original work, you will include only the source you did consult in the Works Cited list. The abbreviation “qtd.” in the parenthetical reference indicates you have not read the original research.
(Author Surname qtd. in Author Surname [of the source you did read] page number)
Author Surname, First Name [of the source you did read]. Title: Subtitle. Place of
Publication: Publisher, Year. Medium.
Fong’s 1987 study found that older students’ memory can be as good as that of young people, but this depends on how memory is tested (qtd. in Bertram 124).
[Do not include Fong (1987) in Works Cited; do include Bertram.]