Cita APA (7a ed.)
Gurr, J. E. (1959). THE PRINCIPLE OF SUFFICIENT REASON IN SOME SCHOLASTIC SYSTEMS: 1750-1900.
Cita estilo Chicago (17a ed.)
Gurr, John Edwin. THE PRINCIPLE OF SUFFICIENT REASON IN SOME SCHOLASTIC SYSTEMS: 1750-1900. 1959.
Cita MLA (9a ed.)
Gurr, John Edwin. THE PRINCIPLE OF SUFFICIENT REASON IN SOME SCHOLASTIC SYSTEMS: 1750-1900. 1959.
Precaución: Estas citas no son 100% exactas.