Zeph, L., & Casida, L. J. (1986). Gram-negative versus gram-positive (actinomycete) nonobligate bacterial predators of bacteria in soil. Applied and Environmental Microbiology, 52(4), 819-823. https://doi.org/10.1128/aem.52.4.819-823.1986
Chicago Style (17th ed.) CitationZeph, L.R, and L.E. Jr Casida. "Gram-negative Versus Gram-positive (actinomycete) Nonobligate Bacterial Predators of Bacteria in Soil." Applied and Environmental Microbiology 52, no. 4 (1986): 819-823. https://doi.org/10.1128/aem.52.4.819-823.1986.
MLA (9th ed.) CitationZeph, L.R, and L.E. Jr Casida. "Gram-negative Versus Gram-positive (actinomycete) Nonobligate Bacterial Predators of Bacteria in Soil." Applied and Environmental Microbiology, vol. 52, no. 4, 1986, pp. 819-823, https://doi.org/10.1128/aem.52.4.819-823.1986.