APA (7th ed.) Citation

Townsend, R. R. (1931). Tax modifications in Great Britain. [publisher not identified].

Chicago Style (17th ed.) Citation

Townsend, Roger R. Tax Modifications in Great Britain. Washington, D.C.: [publisher not identified], 1931.

MLA (9th ed.) Citation

Townsend, Roger R. Tax Modifications in Great Britain. [publisher not identified], 1931.