APA   Click to copy
Gentner, D., & Wolff, P. (2000). Metaphor and knowledge change.

Chicago/Turabian   Click to copy
Gentner, D., and P. Wolff. “Metaphor and Knowledge Change” (2000).

MLA   Click to copy
Gentner, D., and P. Wolff. Metaphor and Knowledge Change. 2000.

@article{d2000a,
  title = {Metaphor and knowledge change},
  year = {2000},
  author = {Gentner, D. and Wolff, P.}
}