SpringerLink (Online service) & Sommaruga, G. (2011). Foundational theories of classical and constructive mathematics. Springer Netherlands.
芝加哥风格引文SpringerLink (Online service) 与 Giovanni Sommaruga. Foundational Theories of Classical and Constructive Mathematics. Dordrecht: Springer Netherlands, 2011.
MLA引文SpringerLink (Online service) 与 Giovanni Sommaruga. Foundational Theories of Classical and Constructive Mathematics. Springer Netherlands, 2011.
警告：这些引文格式不一定是100％准确.