Style de citation APA (7e éd.)

Arthur, W., & Arthur, S. (2017). Life through time and space. Harvard University Press.

Style de citation Chicago (17e éd.)

Arthur, Wallace, et Stephen Arthur. Life Through Time and Space. Cambridge, Massachusetts: Harvard University Press, 2017.

Style de citation MLA (8e éd.)

Arthur, Wallace, et Stephen Arthur. Life Through Time and Space. Harvard University Press, 2017.