APA (7th ed.) Citation

Locke, J. A letter concerning toleration (The fourth edition. [Three lines from Price].).

Chicago Style (17th ed.) Citation

Locke, John. A Letter Concerning Toleration. The fourth edition. [Three lines from Price].

MLA (9th ed.) Citation

Locke, John. A Letter Concerning Toleration. The fourth edition. [Three lines from Price].

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