Widmer, F., Shaffer, B. T., Porteous, L. A., & Seidler, R. J. (1999). Analysis of nifH Gene Pool Complexity in Soil and Litter at a Douglas Fir Forest Site in the Oregon Cascade Mountain Range. American Society for Microbiology.
Citação norma ChicagoWidmer, F., B. T. Shaffer, L. A. Porteous, and R. J. Seidler. Analysis of NifH Gene Pool Complexity in Soil and Litter At a Douglas Fir Forest Site in the Oregon Cascade Mountain Range. American Society for Microbiology, 1999.
Citação norma MLAWidmer, F., B. T. Shaffer, L. A. Porteous, and R. J. Seidler. Analysis of NifH Gene Pool Complexity in Soil and Litter At a Douglas Fir Forest Site in the Oregon Cascade Mountain Range. American Society for Microbiology, 1999.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.