AGE OF 1ST WORD - REVIEW OF RESEARCH

[1] ABT IA, 1929, JAMA-J AM MED ASSOC, V93, P1351

[2] [Anonymous], 1941, SOCIAL LEARNING IMIT

[3] SPEECH AND LANGUAGE-DEVELOPMENT OF ATHETOID AND SPASTIC CHILDREN [J]. JOURNAL OF SPEECH AND HEARING DISORDERS, 1959, 24 (03): : 231 - 240

[4] Cattell P., 1940, SCIENCE

[5] Darley F., 1955, STUTTERING CHILDREN

[6] THE SIGNIFICANCE OF DELAYED DEVELOPMENT IN THE DIAGNOSIS OF CEREBRAL PALSY [J]. JOURNAL OF PEDIATRICS, 1951, 38 (04) : 452 - 456

[7] Gesell A., 1938, PSYCHOL EARLY GROWTH, DOI 10.1037/11226-000

[8] GESELL AL, 1934, INFANT BEHAVIOR ITS

[9] GRIFFITHS R, 1954, ABILITIES BABIES

[10] HOOD PN, 1956, PEDIATRICS, V17, P58

[1] ABT IA, 1929, JAMA-J AM MED ASSOC, V93, P1351

[2] [Anonymous], 1941, SOCIAL LEARNING IMIT

[3] SPEECH AND LANGUAGE-DEVELOPMENT OF ATHETOID AND SPASTIC CHILDREN [J]. JOURNAL OF SPEECH AND HEARING DISORDERS, 1959, 24 (03): : 231 - 240

[4] Cattell P., 1940, SCIENCE

[5] Darley F., 1955, STUTTERING CHILDREN

[6] THE SIGNIFICANCE OF DELAYED DEVELOPMENT IN THE DIAGNOSIS OF CEREBRAL PALSY [J]. JOURNAL OF PEDIATRICS, 1951, 38 (04) : 452 - 456

[7] Gesell A., 1938, PSYCHOL EARLY GROWTH, DOI 10.1037/11226-000

[8] GESELL AL, 1934, INFANT BEHAVIOR ITS

[9] GRIFFITHS R, 1954, ABILITIES BABIES

[10] HOOD PN, 1956, PEDIATRICS, V17, P58