Cita APA (7a ed.)

Schirn, M. (1976). Studien zu Frege = Studies on Frege. Frommann-Holzboog.

Cita Chicago Style (17a ed.)

Schirn, Matthias. Studien Zu Frege = Studies on Frege. Stuttgart: Frommann-Holzboog, 1976.

Cita MLA (9a ed.)

Schirn, Matthias. Studien Zu Frege = Studies on Frege. Frommann-Holzboog, 1976.