Butcher, H. (1968). Human intelligence: Its Nature and Assessment. Methun & Co.
Chicago Edition CitationButcher, H.J. Human Intelligence: Its Nature and Assessment. London: Methun & Co, 1968.
Cita MLAButcher, H.J. Human Intelligence: Its Nature and Assessment. Methun & Co, 1968.
Atenció: Aquestes cites poden no estar 100% correctes.