APA   Click to copy
McKeever, N. Romantic and sexual relationships. In M. Betzler & S. Stroud (Eds.), Oxford Handbook of the Philosophy of Personal Relationships. Oxford University Press.

Chicago/Turabian   Click to copy
McKeever, Natasha. “Romantic and Sexual Relationships.” In Oxford Handbook of the Philosophy of Personal Relationships, edited by Monika Betzler and Sarah Stroud. Oxford University Press, n.d.

MLA   Click to copy
McKeever, Natasha. “Romantic and Sexual Relationships.” Oxford Handbook of the Philosophy of Personal Relationships, edited by Monika Betzler and Sarah Stroud, no. Forthcoming, Oxford University Press.

@inbook{natasha-a,
  title = {Romantic and sexual relationships},
  issue = {Forthcoming},
  publisher = {Oxford University Press},
  author = {McKeever, Natasha},
  editor = {Betzler, Monika and Stroud, Sarah},
  booktitle = {Oxford Handbook of the Philosophy of Personal Relationships}
}