एपीए उद्धरण

Thornsberry, C., Karlowsky, J. A., & Sahm, D. F. (2001). Levofloxacin-Resistant Streptococcus pneumoniae: Second Look. American Society for Microbiology (ASM).

शिकागो स्टाइल उद्धरण

Thornsberry, Clyde, James A. Karlowsky, और Daniel F. Sahm. Levofloxacin-Resistant Streptococcus Pneumoniae: Second Look. American Society for Microbiology (ASM), 2001.

एमएलए उद्धरण

Thornsberry, Clyde, James A. Karlowsky, और Daniel F. Sahm. Levofloxacin-Resistant Streptococcus Pneumoniae: Second Look. American Society for Microbiology (ASM), 2001.