APA (7th ed.) Citation

Ivins, S. Father Abraham's almanac, for the year of our Lord, 1797: ... containing ... astronomical calculations, by Samuel Ivins ... : Calculated for the meridian of Philadelphia; but may, without sensible variation, serve for any of the middle states.

Chicago Style (17th ed.) Citation

Ivins, Samuel. Father Abraham's Almanac, for the Year of Our Lord, 1797: ... Containing ... Astronomical Calculations, by Samuel Ivins ... : Calculated for the Meridian of Philadelphia; but May, Without Sensible Variation, Serve for Any of the Middle States.

MLA (9th ed.) Citation

Ivins, Samuel. Father Abraham's Almanac, for the Year of Our Lord, 1797: ... Containing ... Astronomical Calculations, by Samuel Ivins ... : Calculated for the Meridian of Philadelphia; but May, Without Sensible Variation, Serve for Any of the Middle States.