Cita APA (7a ed.)

Bergson, A. (1966). Essays in normative economics. Belknap Press.

Cita Chicago Style (17a ed.)

Bergson, Abram. Essays in Normative Economics. Cambridge, Mass. [etc.]: Belknap Press, 1966.

Cita MLA (9a ed.)

Bergson, Abram. Essays in Normative Economics. Belknap Press, 1966.