APA   Click to copy
Averof, & Cohen. (1997). Evolutionary origin of insect wings from ancestral gills. Nature, 385, 627–630.

Chicago/Turabian   Click to copy
Averof, and Cohen. “Evolutionary Origin of Insect Wings from Ancestral Gills.” Nature 385 (1997): 627–630.

MLA   Click to copy
Averof, and Cohen. “Evolutionary Origin of Insect Wings from Ancestral Gills.” Nature, vol. 385, 1997, pp. 627–30.

@article{averof1997a,
  title = {Evolutionary origin of insect wings from ancestral gills},
  year = {1997},
  journal = {Nature},
  pages = {627-630},
  volume = {385},
  author = {Averof and Cohen}
}