Gaya APA

Shannon, T, A. (1994). Bioethics: Basic writing on the key ethical questions that surround the najor, modern biological possibilities and problems (4). Amerika: Paulist Press.

Gaya MLA

Shannon, Thomas, A.. "Bioethics: Basic writing on the key ethical questions that surround the najor, modern biological possibilities and problems". 4 Amerika: Paulist Press, 1994. Text.