Brown, M. W. (1977). The modern spirit: American painting 1908-1935 : [catalogue of] an exhibition organised by the Arts Council of Great Britain in association with the Edinburgh Festival Society and the Royal Scottish Academy [held at the] Royal Scottish Academy, Edinburgh, 20 August to 11 September, 1977, Hayward Gallery, London, 28 September to 20 November 1977. Arts Council of Great Britain.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Brown, Milton W. The Modern Spirit: American Painting 1908-1935 : [catalogue of] an Exhibition Organised by the Arts Council of Great Britain in Association with the Edinburgh Festival Society and the Royal Scottish Academy [held at the] Royal Scottish Academy, Edinburgh, 20 August to 11 September, 1977, Hayward Gallery, London, 28 September to 20 November 1977. London: Arts Council of Great Britain, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Brown, Milton W. The Modern Spirit: American Painting 1908-1935 : [catalogue of] an Exhibition Organised by the Arts Council of Great Britain in Association with the Edinburgh Festival Society and the Royal Scottish Academy [held at the] Royal Scottish Academy, Edinburgh, 20 August to 11 September, 1977, Hayward Gallery, London, 28 September to 20 November 1977. Arts Council of Great Britain, 1977.