Lewis, S., & Pusey, A. (1996). Factors influencing the occurrence of communal care in plural breeders. In J. French & N. Solomon (Eds.), Cooperative Breeding in Mammals. Cambridge University Press.

Lewis, S., and A. Pusey. “Factors influencing the occurrence of communal care in plural breeders.” In Cooperative Breeding in Mammals, edited by J. French and N. Solomon. Cambridge University Press, 1996.

Lewis S, Pusey A. Factors influencing the occurrence of communal care in plural breeders. In: French J, Solomon N, editors. Cooperative Breeding in Mammals. Cambridge University Press; 1996.

Lewis, S., and A. Pusey. “Factors influencing the occurrence of communal care in plural breeders.” Cooperative Breeding in Mammals, edited by J. French and N. Solomon, Cambridge University Press, 1996.

Lewis S, Pusey A. Factors influencing the occurrence of communal care in plural breeders. In: French J, Solomon N, editors. Cooperative Breeding in Mammals. Cambridge University Press; 1996.