APA (7th ed.) Citation

Harman & Graham. (2018). Object-Oriented Ontology: A New Theory of Everything. Penguin UK / Pelican.

Chicago Style (17th ed.) Citation

Harman and Graham. Object-Oriented Ontology: A New Theory of Everything. London: Penguin UK / Pelican, 2018.

MLA (9th ed.) Citation

Harman and Graham. Object-Oriented Ontology: A New Theory of Everything. Penguin UK / Pelican, 2018.