Larson, D. R. (1992). Abortion: Ethical issues and options. Loma Linda University.
Lua i Stíl Chicago (17ú heag.)Larson, David R. Abortion: Ethical Issues and Options. Loma Linda University, 1992.
Lua MLA (9ú heag.)Larson, David R. Abortion: Ethical Issues and Options. Loma Linda University, 1992.
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