Shapiro, S. (1985). Intensional mathematics. North-Holland.
Cita Chicago Style (17a ed.)Shapiro, Stewart. Intensional Mathematics. Amsterdam [etc.]: North-Holland, 1985.
Cita MLA (9a ed.)Shapiro, Stewart. Intensional Mathematics. North-Holland, 1985.
Precaución: Estas citas no son 100% exactas.