Cita APA (7a ed.)

Helps, A. (2010). Life and labours of Thomas Brassey, 1805-1870. [s.n.].

Cita Chicago Style (17a ed.)

Helps, Arthur. Life and Labours of Thomas Brassey, 1805-1870. [S.l.]: [s.n.], 2010.

Cita MLA (9a ed.)

Helps, Arthur. Life and Labours of Thomas Brassey, 1805-1870. [s.n.], 2010.