Martin, E. A., Beal, V. A., & Roberts, L. J. (1978). Roberts' Nutrition work with children (4th ed.). University of Chicago Press.
Citazione stile Chigago Style (17a edizione)Martin, Ethel Austin, Virginia A. Beal, e Lydia J. Roberts. Roberts' Nutrition Work with Children. 4th ed. Chicago: University of Chicago Press, 1978.
Citatione MLA (9a ed.)Martin, Ethel Austin, et al. Roberts' Nutrition Work with Children. 4th ed. University of Chicago Press, 1978.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.