APA (7th ed.) Citation

Sowden, H. (1972). Sydney Opera House glass walls. H. Sowden.

Chicago Style (17th ed.) Citation

Sowden, Harry. Sydney Opera House Glass Walls. Sydney: H. Sowden, 1972.

MLA (9th ed.) Citation

Sowden, Harry. Sydney Opera House Glass Walls. H. Sowden, 1972.

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