APA (7th ed.) Citation

Harman, I. A familiar epistle to a free doctor: ... By Isaac Harman (The third edition.).

Chicago Style (17th ed.) Citation

Harman, Isaac. A Familiar Epistle to a Free Doctor: ... By Isaac Harman. The third edition.

MLA (9th ed.) Citation

Harman, Isaac. A Familiar Epistle to a Free Doctor: ... By Isaac Harman. The third edition.

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