APA (7th ed.) Citation

Simpson & Williams Limited. (1922). Simpson and Williams' guide to Christchurch and picturesque Canterbury (3d ed.). Simpson & Williams.

Chicago Style (17th ed.) Citation

Simpson & Williams Limited. Simpson and Williams' Guide to Christchurch and Picturesque Canterbury. 3d ed. Christchurch: Simpson & Williams, 1922.

MLA (9th ed.) Citation

Simpson & Williams Limited. Simpson and Williams' Guide to Christchurch and Picturesque Canterbury. 3d ed. Simpson & Williams, 1922.