Schonell, F. J., & Schonell, F. E. (1950). Diagnostic and attainment testing: Including a manual of tests, their nature, use, recording and interpretation. Oliver and Boyd.
Chicago Style (17th ed.) CitationSchonell, Fred J., and F. Eleanor Schonell. Diagnostic and Attainment Testing: Including a Manual of Tests, Their Nature, Use, Recording and Interpretation. Edinburgh: Oliver and Boyd, 1950.
MLA (8th ed.) CitationSchonell, Fred J., and F. Eleanor Schonell. Diagnostic and Attainment Testing: Including a Manual of Tests, Their Nature, Use, Recording and Interpretation. Oliver and Boyd, 1950.
Warning: These citations may not always be 100% accurate.