Owen Greening, E. (1917). The Story of the Life of George Jacob Holyoake. Manchester: Co-operative Union.
Citazione stile Chigago Style (17a edizione)Owen Greening, Edward. The Story of the Life of George Jacob Holyoake. Manchester: Co-operative Union, 1917.
Citatione MLA (8a ed.)Owen Greening, Edward. The Story of the Life of George Jacob Holyoake. Manchester: Co-operative Union, 1917.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.