Maugh, T. H. I. (1998). Researchers link genetic pattern in brain to nicotine addiction. Today.
Cita Chicago (17th ed.)Maugh, Thomas H. II. "Researchers Link Genetic Pattern in Brain to Nicotine Addiction." Today 1998.
Cita MLA (9th ed.)Maugh, Thomas H. II. "Researchers Link Genetic Pattern in Brain to Nicotine Addiction." Today, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.