Williams, H. A. (1977). Tensions: Necessary conflicts in life and love. Templegate.
Lua i Stíl Chicago (17ú heag.)Williams, H. A. Tensions: Necessary Conflicts in Life and Love. Springfield, Ill.: Templegate, 1977.
Lua MLA (8ú heag.)Williams, H. A. Tensions: Necessary Conflicts in Life and Love. Templegate, 1977.
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