APA (7th ed.) Citation

Pope, Stilwell, S., & Ward, H. (1991). Life in the dark. Heinemann.

Chicago Style (17th ed.) Citation

Pope, Stella Stilwell, and Helen Ward. Life in the Dark. Oxford: Heinemann, 1991.

MLA (8th ed.) Citation

Pope, et al. Life in the Dark. Heinemann, 1991.