Hare, A. P., & Blumberg, H. H. (1968). Nonviolent direct action: American cases : social-psychological analyses. Washington: Corpus Books.
Lua i Stíl Chicago (17ú heag.)Hare, A. Paul, agus Herbert H. Blumberg. Nonviolent Direct Action: American Cases : Social-psychological Analyses. Washington: Corpus Books, 1968.
Lua MLA (8ú heag.)Hare, A. Paul, agus Herbert H. Blumberg. Nonviolent Direct Action: American Cases : Social-psychological Analyses. Washington: Corpus Books, 1968.
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