Smith, I. M. (1964). Spatial Ability: Its educational and social significance. University of London Pr..
Citace podle Chicago (17th ed.)Smith, I. Macfarlane. Spatial Ability: Its Educational and Social Significance. London: University of London Pr., 1964.
Citace podle MLA (9th ed.)Smith, I. Macfarlane. Spatial Ability: Its Educational and Social Significance. University of London Pr., 1964.
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