APA (7th ed.) Citation
ES, G., IP, N., LF, R., & R, N. (2012). Food Security: Challenges for a sustainable world.
Chicago Style (17th ed.) Citation
ES, Gomes, Nina IP, Rego LF, and Nunes R. Food Security: Challenges for a Sustainable World. 2012.
MLA (9th ed.) Citation
ES, Gomes, et al. Food Security: Challenges for a Sustainable World. 2012.
Warning: These citations may not always be 100% accurate.