APA (7th ed.) Citation

Baldwin, C. F. (1928). Soda fountain in Australia. [publisher not identified].

Chicago Style (17th ed.) Citation

Baldwin, Charles F. Soda Fountain in Australia. Washington, D.C.: [publisher not identified], 1928.

MLA (9th ed.) Citation

Baldwin, Charles F. Soda Fountain in Australia. [publisher not identified], 1928.