APA (7th ed.) Citation

Newsholme, P., Newsholme, P., & Newsholme, E. (1987). Studies on metabolism in macrophages.

Chicago Style (17th ed.) Citation

Newsholme, P., Philip Newsholme, and E. Newsholme. Studies on Metabolism in Macrophages. 1987.

MLA (9th ed.) Citation

Newsholme, P., et al. Studies on Metabolism in Macrophages. 1987.