Martin, Ethel Austin. Robert's Nutrition work with children / Ethel Austin Martin and Virginia A. Beal. - 4th ed. - Chicago : University of Chicago Press, 1978. - viii, 312 p. : ill. ; 24 cm. Includes bibliographical references and index. Open access. ISBN: 0226507386 LCCN: 7713972 Subjects--Topical Terms: Children--Nutrition.