Gaya APA

LEVINE, C. (2008). Taking Sides Clashing Views on B ioethical Issues (TWELFTH EDITION). New York: New Delhi Mc Graw-Hill.

Gaya MLA

LEVINE, Carol. "Taking Sides Clashing Views on B ioethical Issues". TWELFTH EDITION New York: New Delhi Mc Graw-Hill, 2008. UMUM.