Conference on Problems of the Deaf and Hard of Hearing Washington, D.C., National Research Council (U.S.). Division of Anthropology and Psychology, & National Research Council (U.S.). (1929). Research recommendations of the second Conference on Problems of the Deaf and Hard of Hearing, Washington, D.C., February 1 and 2, 1929. Division of Anthropology and Psychology of the National Research Council.
Citace podle Chicago (17th ed.)Conference on Problems of the Deaf and Hard of Hearing Washington, D.C., National Research Council (U.S.). Division of Anthropology and Psychology, a National Research Council (U.S.). Research Recommendations of the Second Conference on Problems of the Deaf and Hard of Hearing, Washington, D.C., February 1 and 2, 1929. Washington, D.C.: Division of Anthropology and Psychology of the National Research Council, 1929.
Citace podle MLA (9th ed.)Conference on Problems of the Deaf and Hard of Hearing Washington, D.C., et al. Research Recommendations of the Second Conference on Problems of the Deaf and Hard of Hearing, Washington, D.C., February 1 and 2, 1929. Division of Anthropology and Psychology of the National Research Council, 1929.