Cajamarca, T., & Segarra, K. Superman, Christopher Reeve, and stem cell research.
Cita Chicago (17th ed.)Cajamarca, Tania, i Karina Segarra. Superman, Christopher Reeve, and Stem Cell Research.
Cita MLA (8th ed.)Cajamarca, Tania, i Karina Segarra. Superman, Christopher Reeve, and Stem Cell Research.
Atenció: Aquestes cites poden no estar 100% correctes.