APA (7th ed.) Citation

Tönnies, F. (1971). Custom : an essay on social codes / by Ferdinand Tönnies: An essay on social codes. Gateway.

Chicago Style (17th ed.) Citation

Tönnies, Ferdinand. Custom : An Essay on Social Codes / by Ferdinand Tönnies: An Essay on Social Codes. Gateway, 1971.

MLA (9th ed.) Citation

Tönnies, Ferdinand. Custom : An Essay on Social Codes / by Ferdinand Tönnies: An Essay on Social Codes. Gateway, 1971.

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