Tracz, R. Brian. "Carl Stumpf". The Sources of Husserl’s 'Ideas I', edited by Andrea Staiti and Evan Clarke, Berlin, Boston: De Gruyter, 2018, pp. 79-80. https://doi.org/10.1515/9783110551594-006
Tracz, R. (2018). Carl Stumpf. In A. Staiti & E. Clarke (Ed.), The Sources of Husserl’s 'Ideas I' (pp. 79-80). Berlin, Boston: De Gruyter. https://doi.org/10.1515/9783110551594-006
Tracz, R. 2018. Carl Stumpf. In: Staiti, A. and Clarke, E. ed. The Sources of Husserl’s 'Ideas I'. Berlin, Boston: De Gruyter, pp. 79-80. https://doi.org/10.1515/9783110551594-006
Tracz, R. Brian. "Carl Stumpf" In The Sources of Husserl’s 'Ideas I' edited by Andrea Staiti and Evan Clarke, 79-80. Berlin, Boston: De Gruyter, 2018. https://doi.org/10.1515/9783110551594-006
Tracz R. Carl Stumpf. In: Staiti A, Clarke E (ed.) The Sources of Husserl’s 'Ideas I'. Berlin, Boston: De Gruyter; 2018. p.79-80. https://doi.org/10.1515/9783110551594-006