Entwistle, N. J., & Wilson, J. D. (1977). Degrees of excellence: The academic achievement game. Methuen.
Chicago Edition CitationEntwistle, Noel J., i John D. Wilson. Degrees of Excellence: The Academic Achievement Game. London: Methuen, 1977.
Cita MLAEntwistle, Noel J., i John D. Wilson. Degrees of Excellence: The Academic Achievement Game. Methuen, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.