APA (7e ed.) Bronvermelding

Harkness, E. B. (1920). Report on the system of proportional representation: Used in accordance with the Parliamentary Elections (amendment) Act, 1918. Govt. Printer.

Chicago (17e ed.) Bronvermelding

Harkness, E. B. Report on the System of Proportional Representation: Used in Accordance with the Parliamentary Elections (amendment) Act, 1918. Sydney: Govt. Printer, 1920.

MLA (8e ed.) Bronvermelding

Harkness, E. B. Report on the System of Proportional Representation: Used in Accordance with the Parliamentary Elections (amendment) Act, 1918. Govt. Printer, 1920.