Cleugh, M. F. (1968). The slow learner: Some educational principles and policies (2nd ed. with corrections.). Methuen.
Citace podle Chicago (17th ed.)Cleugh, M. F. The Slow Learner: Some Educational Principles and Policies. 2nd ed. with corrections. London: Methuen, 1968.
Citace podle MLA (8th ed.)Cleugh, M. F. The Slow Learner: Some Educational Principles and Policies. 2nd ed. with corrections. Methuen, 1968.
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