Cita APA (7th ed.)

Laszlo, E. (1963). Essential society: An ontological reconstruction. M. Nijhoff.

Cita Chicago (17th ed.)

Laszlo, Ervin. Essential Society: An Ontological Reconstruction. The Hague: M. Nijhoff, 1963.

Cita MLA (8th ed.)

Laszlo, Ervin. Essential Society: An Ontological Reconstruction. M. Nijhoff, 1963.