Cita APA (7a ed.)

Hearn, G. (1958). Theory Building in Social Work. University of Toronto Press.

Cita Chicago Style (17a ed.)

Hearn, Gordon. Theory Building in Social Work. [Toronto]: University of Toronto Press, 1958.

Cita MLA (8a ed.)

Hearn, Gordon. Theory Building in Social Work. University of Toronto Press, 1958.