|How to cite people in a research paper|
In the body of your paper they are cited as
(Interview, 3/9/03) or (Survey, 3/9/03), after quoting them by fictitious name, for example,
You only need to say that you are using pseudonyms once at the beginning of the paper.
In the bibliography, cite it like this:
Repeat in the body of the paper as needed for other people, but you will only need to cite the survey and each interview once in the bibliography.