Hartley, D., & Pistorius, H. A. Observations on man, his frame, his duty, and his expectations (4th ed.).
Chicago Style (17th ed.) CitationHartley, David, and Hermann Andrew Pistorius. Observations on Man, His Frame, His Duty, and His Expectations. 4th ed.
MLA (9th ed.) CitationHartley, David, and Hermann Andrew Pistorius. Observations on Man, His Frame, His Duty, and His Expectations. 4th ed.
Warning: These citations may not always be 100% accurate.