Gaya APA
Thomasma, D, C, &, G, C, G.
(1991).
Euthanasia: toward an ethical social policy.
.
New York:
Continuum.
Gaya MLA
Thomasma, David, C., &, Glenn, C., Graber.
"Euthanasia: toward an ethical social policy. ".
New York:
Continuum,
1991.
Buku.