APA (7th ed.) Citation

Parker, G. Parker's ephemeris for the year of our Lord 1756 (The sixty seventh impression.).

Chicago Style (17th ed.) Citation

Parker, George. Parker's Ephemeris for the Year of Our Lord 1756. The sixty seventh impression.

MLA (9th ed.) Citation

Parker, George. Parker's Ephemeris for the Year of Our Lord 1756. The sixty seventh impression.

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