Cita APA (7th ed.)

Heron, C., & Penfold, S. (2005). The workers' festival: A history of labour day in Canada. Toronto [etc.]: University of Toronto Press.

Cita Chicago (17th ed.)

Heron, Craig, i Steve Penfold. The Workers' Festival: A History of Labour Day in Canada. Toronto [etc.]: University of Toronto Press, 2005.

Cita MLA (8th ed.)

Heron, Craig, i Steve Penfold. The Workers' Festival: A History of Labour Day in Canada. Toronto [etc.]: University of Toronto Press, 2005.