TY  - BOOK
AU  - Welford,A.T.
TI  - Skilled performance: perceptual and motor skills 
SN  - 0673077098
PY  - 1976///
CY  - Foresman : Glenview, Ill
PB  - Scott
KW  - Motor ability and intelligence
KW  - Social interaction
N1  - Includes index; Bibliography: p. 169-190
ER  -