APA (7th ed.) Citation

(1892). Free-trade v[ersu]s protection. Socialist League of America.

Chicago Style (17th ed.) Citation

Free-trade V[ersu]s Protection. Socialist League of America, 1892.

MLA (8th ed.) Citation

Free-trade V[ersu]s Protection. Socialist League of America, 1892.

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