APA (7th ed.) Citation

Barrass, C. (1971). Gregory's city of Sydney ([12th ed.].).

Chicago Style (17th ed.) Citation

Barrass, Clive. Gregory's City of Sydney. [12th ed.]. 1971.

MLA (9th ed.) Citation

Barrass, Clive. Gregory's City of Sydney. [12th ed.]. 1971.

Warning: These citations may not always be 100% accurate.