Shaman, J., & Lipsitch, M. (2013). The El Niño–Southern Oscillation (ENSO)–pandemic Influenza connection: Coincident or causal? National Academy of Sciences.
Citação norma ChicagoShaman, Jeffrey, and Marc Lipsitch. The El Niño–Southern Oscillation (ENSO)–pandemic Influenza Connection: Coincident or Causal? National Academy of Sciences, 2013.
Citação norma MLAShaman, Jeffrey, and Marc Lipsitch. The El Niño–Southern Oscillation (ENSO)–pandemic Influenza Connection: Coincident or Causal? National Academy of Sciences, 2013.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.