SpringerLink (Online service) & Sommaruga, G. (2011). Foundational theories of classical and constructive mathematics. Springer Netherlands.
Cita Chicago (17th ed.)SpringerLink (Online service) i Giovanni Sommaruga. Foundational Theories of Classical and Constructive Mathematics. Dordrecht: Springer Netherlands, 2011.
Cita MLA (9th ed.)SpringerLink (Online service) i Giovanni Sommaruga. Foundational Theories of Classical and Constructive Mathematics. Springer Netherlands, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.