Martin, E. A., Beal, V. A., & Roberts, L. J. (1978). Roberts' Nutrition work with children (4th ed.). University of Chicago Press.
Citace podle Chicago (17th ed.)Martin, Ethel Austin, Virginia A. Beal, a Lydia J. Roberts. Roberts' Nutrition Work with Children. 4th ed. Chicago: University of Chicago Press, 1978.
Citace podle MLA (9th ed.)Martin, Ethel Austin, et al. Roberts' Nutrition Work with Children. 4th ed. University of Chicago Press, 1978.
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