APA (7th ed.) Citation

Schäfer, W., Straney, D., & Ciuffetti, L. (1989). One enzyme makes a fungal pathogen, but not a saprophyte, virulent on a new host plant. Science, 246, 247. https://doi.org/10.1126/science.246.4927.247

Chicago Style (17th ed.) Citation

Schäfer, W., D. Straney, and L. Ciuffetti. "One Enzyme Makes a Fungal Pathogen, but Not a Saprophyte, Virulent on a New Host Plant." Science 246 (1989): 247. https://doi.org/10.1126/science.246.4927.247.

MLA (9th ed.) Citation

Schäfer, W., et al. "One Enzyme Makes a Fungal Pathogen, but Not a Saprophyte, Virulent on a New Host Plant." Science, vol. 246, 1989, p. 247, https://doi.org/10.1126/science.246.4927.247.