References
- Clarke , Harrison H. 1953 . A manual: cable-tension strength tests. West Springfield , N. H. : Stuart E. Murphy. .
- Garrett , Henry E. 1958 . Statistics in education and psychology. New York : Longmans, Green & Co. .
- Rogers , Frederick Rand . 1926 . Physical capacity tests in the administration of physical education. New York : Teachers College, Columbia University. .