Cita APA (7a ed.)

Bertalanffy, L. v. (1968). General system theory: Foundations, development, applications. George Braziller.

Cita Chicago Style (17a ed.)

Bertalanffy, Ludwig von. General System Theory: Foundations, Development, Applications. New York: George Braziller, 1968.

Cita MLA (9a ed.)

Bertalanffy, Ludwig von. General System Theory: Foundations, Development, Applications. George Braziller, 1968.