Cita APA (7a ed.)

Popkin, R. H. (1988). The sceptical mode in modern philosophy: Essays in honor of Richard H. Popkin. Martinus Nijhoff Publishers.

Cita Chicago Style (17a ed.)

Popkin, Richard Henry. The Sceptical Mode in Modern Philosophy: Essays in Honor of Richard H. Popkin. Dordrecht [etc.]: Martinus Nijhoff Publishers, 1988.

Cita MLA (9a ed.)

Popkin, Richard Henry. The Sceptical Mode in Modern Philosophy: Essays in Honor of Richard H. Popkin. Martinus Nijhoff Publishers, 1988.