APA Edition Citation

Pool, I. d. s. (1959). Trends in content analysis. University of Illionis press.

Chicago Edition Citation

Pool, Ithiel de sola. Trends in Content Analysis. Urbana: University of Illionis press, 1959.

MLA Edition Citation

Pool, Ithiel de sola. Trends in Content Analysis. University of Illionis press, 1959.