Citação norma APA

Ryan, C. A., & Pearce, G. (2003). Systemins: A functionally defined family of peptide signals that regulate defensive genes in Solanaceae species. National Academy of Sciences.

Citação norma Chicago

Ryan, Clarence A., and Gregory Pearce. Systemins: A Functionally Defined Family of Peptide Signals That Regulate Defensive Genes in Solanaceae Species. National Academy of Sciences, 2003.

Citação norma MLA

Ryan, Clarence A., and Gregory Pearce. Systemins: A Functionally Defined Family of Peptide Signals That Regulate Defensive Genes in Solanaceae Species. National Academy of Sciences, 2003.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.