Gulick, L. H., & Ayres, L. P. (1908). Medical inspection of schools. Charities Publication Committee.
Dyfyniad Arddull ChicagoGulick, Luther Halsey, and Leonard Porter Ayres. Medical Inspection of Schools. New York: Charities Publication Committee, 1908.
Dyfyniad MLAGulick, Luther Halsey, and Leonard Porter Ayres. Medical Inspection of Schools. Charities Publication Committee, 1908.
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