APA (7th ed.) Citation

L. L. (1660). A letter written to a member sitting at Westminster. [publisher not identified].

Chicago Style (17th ed.) Citation

L. L. A Letter Written to a Member Sitting at Westminster. London: [publisher not identified], 1660.

MLA (9th ed.) Citation

L. L. A Letter Written to a Member Sitting at Westminster. [publisher not identified], 1660.