APA (7th ed.) Citation

Timms, E. V. (1969). The challenge. Pacific Books.

Chicago Style (17th ed.) Citation

Timms, E. V. The Challenge. [Sydney]: Pacific Books, 1969.

MLA (8th ed.) Citation

Timms, E. V. The Challenge. Pacific Books, 1969.

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