20 Mile Post Historical Society. (1989). A New Beginning - Irvine & District. 20 Mile Post Historical Society.
Citazione stile Chigago Style (17a edizione)20 Mile Post Historical Society. A New Beginning - Irvine & District. Irvine: 20 Mile Post Historical Society, 1989.
Citatione MLA (8a ed.)20 Mile Post Historical Society. A New Beginning - Irvine & District. 20 Mile Post Historical Society, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.