Smullyan, R. M., Fitting, M., & Fitting, M. (1996). Set theory and the continuum problem. Oxford: New York: Clarendon Press Oxford University Press.
Παραπομπή Chicago StyleSmullyan, Raymond M., Melvin Fitting, and Melvin Fitting. Set Theory and the Continuum Problem. Oxford: New York: Clarendon Press Oxford University Press, 1996.
Παραπομπή MLASmullyan, Raymond M., Melvin Fitting, and Melvin Fitting. Set Theory and the Continuum Problem. Oxford: New York: Clarendon Press Oxford University Press, 1996.
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