Cita APA (7th ed.)

Heydon, P. R. (1979). The history of the Postmasters' Association in Western Australia. Australian Postmasters' Association, Western Australian Branch.

Cita Chicago (17th ed.)

Heydon, P. R. The History of the Postmasters' Association in Western Australia. [Perth, W.A.: Australian Postmasters' Association, Western Australian Branch, 1979.

Cita MLA (8th ed.)

Heydon, P. R. The History of the Postmasters' Association in Western Australia. Australian Postmasters' Association, Western Australian Branch, 1979.