APA (7 ম সংস্করণ) উদ্ধৃতি

Griffin, A., Sheldon, B., West, S., & Naturalists, A. S. o. (2005). Cooperative breeders adjust offspring sex ratios to produce helpful helpers. University of Chicago Press.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Griffin, A., B. Sheldon, S. West, এবং American Society of Naturalists. Cooperative Breeders Adjust Offspring Sex Ratios to Produce Helpful Helpers. University of Chicago Press, 2005.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Griffin, A., et al. Cooperative Breeders Adjust Offspring Sex Ratios to Produce Helpful Helpers. University of Chicago Press, 2005.