APA (7th ed.) Citation

Barton, R. F. (1938). How marriage-prohibitions arose.

Chicago Style (17th ed.) Citation

Barton, Roy Franklin. How Marriage-prohibitions Arose. 1938.

MLA (9th ed.) Citation

Barton, Roy Franklin. How Marriage-prohibitions Arose. 1938.

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