Cita APA (7a ed.)

Barwise, J., & Etchemendy, J. (1990). The language of first-order logic. Center for the Study of Language and Information.

Cita Chicago Style (17a ed.)

Barwise, Jon, y John Etchemendy. The Language of First-order Logic. Stanford, California: Center for the Study of Language and Information, 1990.

Cita MLA (9a ed.)

Barwise, Jon, y John Etchemendy. The Language of First-order Logic. Center for the Study of Language and Information, 1990.