Cita APA (7a ed.)

Boerop, J. L. D. B. (1975). General systems theory and family therapy in practice. [s.n.].

Cita Chicago Style (17a ed.)

Boerop, J. L. D. Bate. General Systems Theory and Family Therapy in Practice. [S.l.]: [s.n.], 1975.

Cita MLA (9a ed.)

Boerop, J. L. D. Bate. General Systems Theory and Family Therapy in Practice. [s.n.], 1975.