Cita APA (7a ed.)

Butrym, Z. (1976). The nature of social work. Macmillan.

Cita Chicago Style (17a ed.)

Butrym, Zofia. The Nature of Social Work. London [u.a.]: Macmillan, 1976.

Cita MLA (9a ed.)

Butrym, Zofia. The Nature of Social Work. Macmillan, 1976.