Παραπομπή APA

Williams, R. J. P., & Silva, J. J. R. F. d. (2006). The chemistry of evolution: The development of our ecosystem. Elsevier.

Παραπομπή Chicago Style

Williams, R. J. P., και J. J. R. Fraústo da Silva. The Chemistry of Evolution: The Development of Our Ecosystem. Amsterdam ; Boston: Elsevier, 2006.

Παραπομπή MLA

Williams, R. J. P., και J. J. R. Fraústo da Silva. The Chemistry of Evolution: The Development of Our Ecosystem. Elsevier, 2006.